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Alchemy
Alchemy
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15th century depiction of an Ouroboros from the alchemical treatise Aurora consurgens (Zurich, Rheinau 172).

Alchemy (from the Arabic word al-kīmīā, الكیمیاء) is an ancient branch of natural philosophy, a philosophical and protoscientific tradition that was historically practised in China, India, the Muslim world, and Europe.[1] In its Western form, alchemy is first attested in a number of pseudepigraphical texts written in Greco-Roman Egypt during the first few centuries AD.[2] Greek-speaking alchemists often referred to their craft as "the Art" (τέχνη) or "Knowledge" (ἐπιστήμη), and it was often characterised as mystic (μυστική), sacred (ἱɛρά), or divine (θɛíα).[3]

Alchemists attempted to purify, mature, and perfect certain materials.[1][4][5][n 1] Common aims were chrysopoeia, the transmutation of "base metals" (e.g., lead) into "noble metals" (particularly gold);[1] the creation of an elixir of immortality;[1] and the creation of panaceas able to cure any disease.[6] The perfection of the human body and soul was thought to result from the alchemical magnum opus ("Great Work").[1] The concept of creating the philosophers' stone was variously connected with all of these projects.

Islamic and European alchemists developed a basic set of laboratory techniques, theories, and terms, some of which are still in use today. They did not abandon the Ancient Greek philosophical idea that everything is composed of four elements, and they tended to guard their work in secrecy, often making use of cyphers and cryptic symbolism. In Europe, the 12th-century translations of medieval Islamic works on science and the rediscovery of Aristotelian philosophy gave birth to a flourishing tradition of Latin alchemy.[1] This late medieval tradition of alchemy would go on to play a significant role in the development of early modern science (particularly chemistry and medicine).[7]

Modern discussions of alchemy are generally split into an examination of its exoteric practical applications and its esoteric spiritual aspects, despite criticisms by scholars such as Eric J. Holmyard and Marie-Louise von Franz that they should be understood as complementary.[8][9] The former is pursued by historians of the physical sciences, who examine the subject in terms of early chemistry, medicine, and charlatanism, and the philosophical and religious contexts in which these events occurred. The latter interests historians of esotericism, psychologists, and some philosophers and spiritualists. The subject has also made an ongoing impact on literature and the arts.

Etymology

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The word alchemy comes from Old French alkimie, used in Medieval Latin as alchymia. This name was itself adopted from the Arabic word al-kīmiyā (الكيمياء). The Arabic al-kīmiyā in turn was a borrowing of the Late Greek term khēmeía (χημεία), also spelled khumeia (χυμεία) and khēmía (χημία), with al- being the Arabic definite article 'the'.[10][11] Together this association can be interpreted as 'the process of transmutation by which to fuse or reunite with the divine or original form'. Several etymologies have been proposed for the Greek term. The first was proposed by Zosimos of Panopolis (3rd–4th centuries), who derived it from the name of a book, the Khemeu.[12][13] Hermann Diels argued in 1914 that it rather derived from χύμα,[14] used to describe metallic objects formed by casting.[15]

Others trace its roots to the Egyptian name kēme (hieroglyphic 𓆎𓅓𓏏𓊖 kmt), meaning 'black earth', which refers to the fertile and auriferous soil of the Nile valley, as opposed to red desert sand.[10] According to the Egyptologist Wallis Budge, the Arabic word al-kīmiyaʾ actually means "the Egyptian [science]", borrowing from the Coptic word for "Egypt", kēme (or its equivalent in the Mediaeval Bohairic dialect of Coptic, khēme). This Coptic word derives from Demotic kmỉ, itself from ancient Egyptian kmt. The ancient Egyptian word referred to both the country and the colour "black" (Egypt was the "black Land", by contrast with the "red Land", the surrounding desert).

History

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Alchemy encompasses several philosophical traditions spanning some four millennia and three continents. These traditions' general penchant for cryptic and symbolic language makes it hard to trace their mutual influences and genetic relationships. Three major strands exist which appear to be mostly independent, at least in their earlier stages: Chinese alchemy, centered in China; Indian alchemy, centered on the Indian subcontinent; and Western alchemy, which occurred around the Mediterranean and whose center shifted over the millennia from Greco-Roman Egypt to the Islamic world, and finally medieval Europe. Chinese alchemy was closely connected to Taoism and Indian alchemy with the Dharmic faiths. In contrast, Western alchemy developed its philosophical system mostly independent of but influenced by various Western religions. It is still an open question whether these three strands share a common origin, or to what extent they influenced each other.

Hellenistic Egypt

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Ambix, cucurbit and retort of Zosimos (man. Paris, Grec 2327).

The start of Western alchemy may generally be traced to ancient and Hellenistic Egypt, where the city of Alexandria was a center of alchemical knowledge, and retained its pre-eminence through most of the Greek and Roman periods.[16] Following the work of André-Jean Festugière, modern scholars see alchemical practice in the Roman Empire as originating from the Egyptian goldsmith's art, Greek philosophy and different religious traditions.[17] Tracing the origins of the alchemical art in Egypt is complicated by the pseudepigraphic nature of texts from the Greek alchemical corpus. The treatises of Zosimos of Panopolis, the earliest historically attested author (fl. c. 300 AD),[18] can help in situating the other authors. Zosimus based his work on that of older alchemical authors, such as Mary the Jewess,[19] Pseudo-Democritus,[20] and Agathodaimon, but very little is known about any of these authors. The most complete of their works, The Four Books of Pseudo-Democritus, were probably written in the first century AD.[20]

Recent scholarship tends to emphasize the testimony of Zosimus, who traced the alchemical arts back to Egyptian metallurgical and ceremonial practices.[21][22][23] It has also been argued that early alchemical writers borrowed the vocabulary of Greek philosophical schools but did not implement any of its doctrines in a systematic way.[24] Zosimos of Panopolis wrote in the Final Abstinence (also known as the "Final Count")[25] that the ancient practice of "tinctures" (the technical Greek name for the alchemical arts) had been taken over by certain "demons" who taught the art only to those who offered them sacrifices. Since Zosimos also called the demons "the guardians of places" (οἱ κατὰ τόπον ἔφοροι, hoi katà tópon éphoroi) and those who offered them sacrifices "priests" (ἱερέα, hieréa), it is fairly clear that he was referring to the gods of Egypt and their priests. While critical of the kind of alchemy he associated with the Egyptian priests and their followers, Zosimos nonetheless saw the tradition's recent past as rooted in the rites of the Egyptian temples.[26]

Mythology

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Zosimos of Panopolis asserted that alchemy dated back to Pharaonic Egypt where it was the domain of the priestly class, though there is little to no evidence for his assertion.[27] Alchemical writers used Classical figures from Greek, Roman, and Egyptian mythology to illuminate their works and allegorize alchemical transmutation.[28] These included the pantheon of gods related to the Classical planets, Isis, Osiris, Jason, and many others.

The central figure in the mythology of alchemy is Hermes Trismegistus (or Thrice-Great Hermes). His name is derived from the god Thoth and his Greek counterpart Hermes.[29] Hermes and his caduceus or serpent-staff, were among alchemy's principal symbols. According to Clement of Alexandria, he wrote what were called the "forty-two books of Hermes", covering all fields of knowledge.[30]

Hermetica and Emerald Tablet

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The Hermetica are texts attributed to Hermes Trismegistus. Many of them have close historical connections with Western alchemical philosophy and practice (which was sometimes called the hermetic philosophy by its practitioners). By modern convention, the Hermetica is usually subdivided into two main categories, the "technical" and "religio-philosophical" Hermetica. The "technical" Hermetica deals with alchemy, astrology, medicine, pharmacology, and magic. Its oldest parts were written in Greek and may go back as far as the second or third century BC.[31]

Many of the texts in the "technical" Hermetica were later translated, first into Arabic and then into Latin, often being extensively revised and expanded throughout the centuries. Some of them were also originally written in Arabic. In other cases their status as an original work or translation remains unclear.[32] These Arabic and Latin Hermetic texts were widely copied throughout the Middle Ages. The most famous of these texts is the Emerald Tablet, also known as the Smaragdine Table or the Tabula Smaragdina, a compact and cryptic text.[33] The earliest known versions of it are four Arabic recensions preserved in mystical and alchemical treatises between the 8th and 10th centuries AD—chiefly the Secret of Creation (Arabic: سر الخليقة, romanized: Sirr al-Khalīqa) and the Secret of Secrets (سرّ الأسرار, Sirr al-Asrār).[34] From the 12th century onward, Latin translations—most notably the widespread so-called Vulgate[35]—introduced the Emerald Tablet to Europe, where it attracted great scholarly interest. Medieval commentators such as Hortulanus interpreted it as a "foundational text" of alchemical instructions for producing the philosopher's stone and making gold.[36]

Technology

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The dawn of Western alchemy is sometimes associated with that of metallurgy, extending back to 3500 BC.[37] Many writings were lost when the Roman emperor Diocletian ordered the burning of alchemical books[38] after suppressing a revolt in Alexandria (AD 292). Few original Egyptian documents on alchemy have survived, most notable among them the Stockholm papyrus and the Leyden papyrus X. Dating from AD 250 to 300, they contained recipes for dyeing and making artificial gemstones, cleaning and fabricating pearls, and manufacturing of imitation gold and silver.[39] These writings lack the mystical, philosophical elements of alchemy, but do contain the works of Bolus of Mendes (or Pseudo-Democritus), which aligned these recipes with theoretical knowledge of astrology and the classical elements.[40] Between the time of Bolus and Zosimos, the change took place that transformed this metallurgy into a Hermetic art.[41]

Philosophy

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Alexandria acted as a melting pot for philosophies of Pythagoreanism, Platonism, Stoicism and Gnosticism which formed the origin of alchemy's character.[40] An important example of alchemy's roots in Greek philosophy, originated by Empedocles and developed by Aristotle, was that all things in the universe were formed from only four elements: earth, air, water, and fire. According to Aristotle, each element had a sphere to which it belonged and to which it would return if left undisturbed.[42] The four elements of the Greek were mostly qualitative aspects of matter, not quantitative, as our modern elements are; "True alchemy never regarded earth, air, water, and fire as corporeal or chemical substances in the present-day sense of the word. The four elements are simply the primary, and most general, qualities by means of which the amorphous and purely quantitative substance of all bodies first reveals itself in differentiated form."[43] Later alchemists extensively developed the mystical aspects of this concept.

Alchemy coexisted alongside emerging Christianity. Lactantius believed Hermes Trismegistus had prophesied its birth. St Augustine later affirmed this in the 4th and 5th centuries, but also condemned Trismegistus for idolatry.[44] Examples of Pagan, Christian, and Jewish alchemists can be found during this period.

Most of the Greco-Roman alchemists preceding Zosimos are known only by pseudonyms, such as Moses, Isis, Cleopatra, Democritus, and Ostanes. Others authors such as Komarios, and Chymes, we only know through fragments of text. After AD 400, Greek alchemical writers occupied themselves solely in commenting on the works of these predecessors.[45] By the middle of the 7th century, alchemy was almost an entirely mystical discipline.[46] It was at that time that Khalid Ibn Yazid sparked its migration from Alexandria to the Islamic world, facilitating the translation and preservation of Greek alchemical texts in the 8th and 9th centuries.[47]

Byzantium

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Greek alchemy was preserved in medieval Byzantine manuscripts after the fall of Egypt, and yet historians have only relatively recently begun to pay attention to the study and development of Greek alchemy in the Byzantine period.[48]

India

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The 2nd millennium BC text Vedas describe a connection between eternal life and gold.[49] A considerable knowledge of metallurgy has been exhibited in a third-century AD[50] text called Arthashastra which provides ingredients of explosives (Agniyoga) and salts extracted from fertile soils and plant remains (Yavakshara) such as saltpetre/nitre, perfume making (different qualities of perfumes are mentioned), granulated (refined) Sugar.[51][52][53] Buddhist texts from the 2nd to 5th centuries mention the transmutation of base metals to gold. According to some scholars Greek alchemy may have influenced Indian alchemy but there are no hard evidences to back this claim.[49]

The 11th-century Persian chemist and physician Abū Rayhān Bīrūnī, who visited Gujarat as part of the court of Mahmud of Ghazni, reported that they

have a science similar to alchemy which is quite peculiar to them, which in Sanskrit is called Rasāyana and in Persian Rasavātam. It means the art of obtaining/manipulating Rasa: nectar, mercury, and juice. This art was restricted to certain operations, metals, drugs, compounds, and medicines, many of which have mercury as their core element. Its principles restored the health of those who were ill beyond hope and gave back youth to fading old age.

The goals of alchemy in India included the creation of a divine body (Sanskrit divya-deham) and immortality while still embodied (Sanskrit jīvan-mukti). Sanskrit alchemical texts include much material on the manipulation of mercury and sulphur, that are homologized with the semen of the god Śiva and the menstrual blood of the goddess Devī.

Some early alchemical writings seem to have their origins in the Kaula tantric schools associated to the teachings of the personality of Matsyendranath. Other early writings are found in the Jaina medical treatise Kalyāṇakārakam of Ugrāditya, written in South India in the early 9th century.[54]

Two famous early Indian alchemical authors were Nāgārjuna Siddha and Nityanātha Siddha. Nāgārjuna Siddha was a Buddhist monk. His book, Rasendramangalam, is an example of Indian alchemy and medicine. Nityanātha Siddha wrote Rasaratnākara, also a highly influential work. In Sanskrit, rasa translates to "mercury", and Nāgārjuna Siddha was said to have developed a method of converting mercury into gold.[55]

Scholarship on Indian alchemy is in the publication of The Alchemical Body by David Gordon White.[56]

A modern bibliography on Indian alchemical studies has been written by White.[57]

The contents of 39 Sanskrit alchemical treatises have been analysed in detail in G. Jan Meulenbeld's History of Indian Medical Literature.[58][n 2] The discussion of these works in HIML gives a summary of the contents of each work, their special features, and where possible the evidence concerning their dating. Chapter 13 of HIML, Various works on rasaśāstra and ratnaśāstra (or Various works on alchemy and gems) gives brief details of a further 655 (six hundred and fifty-five) treatises. In some cases Meulenbeld gives notes on the contents and authorship of these works; in other cases references are made only to the unpublished manuscripts of these titles.

A great deal remains to be discovered about Indian alchemical literature. The content of the Sanskrit alchemical corpus has not yet (2014) been adequately integrated into the wider general history of alchemy.

Islamic world

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15th-century artistic impression of Jabir ibn Hayyan (Geber), Codici Ashburnhamiani 1166, Biblioteca Medicea Laurenziana, Florence

After the fall of the Roman Empire, the focus of alchemical development moved to the Islamic World. Much more is known about Islamic alchemy because it was better documented: indeed, most of the earlier writings that have come down through the years were preserved as Arabic translations.[59] The word alchemy itself was derived from the Arabic word al-kīmiyā (الكيمياء). The early Islamic world was a melting pot for alchemy. Platonic and Aristotelian thought, which had already been somewhat appropriated into hermetical science, continued to be assimilated during the late 7th and early 8th centuries through Syriac translations and scholarship.

In the late ninth and early tenth centuries, the Arabic works attributed to Jābir ibn Hayyān (Latinized as "Geber" or "Geberus") introduced a new approach to alchemy. Paul Kraus, who wrote the standard reference work on Jabir, put it as follows:

To form an idea of the historical place of Jabir's alchemy and to tackle the problem of its sources, it is advisable to compare it with what remains to us of the alchemical literature in the Greek language. One knows in which miserable state this literature reached us. Collected by Byzantine scientists from the tenth century, the corpus of the Greek alchemists is a cluster of incoherent fragments, going back to all the times since the third century until the end of the Middle Ages.

The efforts of Berthelot and Ruelle to put a little order in this mass of literature led only to poor results, and the later researchers, among them in particular Mrs. Hammer-Jensen, Tannery, Lagercrantz, von Lippmann, Reitzenstein, Ruska, Bidez, Festugière and others, could make clear only few points of detail ....

The study of the Greek alchemists is not very encouraging. An even surface examination of the Greek texts shows that a very small part only was organized according to true experiments of laboratory: even the supposedly technical writings, in the state where we find them today, are unintelligible nonsense which refuses any interpretation.

It is different with Jabir's alchemy. The relatively clear description of the processes and the alchemical apparati, the methodical classification of the substances, mark an experimental spirit which is extremely far away from the weird and odd esotericism of the Greek texts. The theory on which Jabir supports his operations is one of clearness and of an impressive unity. More than with the other Arab authors, one notes with him a balance between theoretical teaching and practical teaching, between the 'ilm and the amal. In vain one would seek in the Greek texts a work as systematic as that which is presented, for example, in the Book of Seventy.[60]

Islamic philosophers also made great contributions to alchemical hermeticism. The most influential author in this regard was arguably Jabir. Jabir's ultimate goal was Takwin, the artificial creation of life in the alchemical laboratory, up to, and including, human life. He analysed each Aristotelian element in terms of four basic qualities of hotness, coldness, dryness, and moistness.[61] According to Jabir, in each metal two of these qualities were interior and two were exterior. For example, lead was externally cold and dry, while gold was hot and moist. Thus, Jabir theorized, by rearranging the qualities of one metal, a different metal would result.[61] By this reasoning, the search for the philosopher's stone was introduced to Western alchemy. Jabir developed an elaborate numerology whereby the root letters of a substance's name in Arabic, when treated with various transformations, held correspondences to the element's physical properties. The atomic theory of corpuscularianism, where all physical bodies possess an inner and outer layer of minute particles or corpuscles, also has its origins in the work of Jabir.[62]

From the 9th to 14th centuries, alchemical theories faced criticism from a variety of practical Muslim chemists, including Alkindus,[63] Abū al-Rayhān al-Bīrūnī,[64] Avicenna[65] and Ibn Khaldun. In particular, they wrote refutations against the idea of the transmutation of metals.

From the 14th century onwards, many materials and practices originally belonging to Indian alchemy (Rasayana) were assimilated in the Persian texts written by Muslim scholars.[66]

East Asia

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Researchers have found evidence that Chinese alchemists and philosophers discovered complex mathematical phenomena that were shared with Arab alchemists during the medieval period. Discovered in BC China, the "magic square of three" was propagated to followers of Abū Mūsā Jābir ibn Ḥayyān at some point over the proceeding several hundred years.[67] Other commonalities shared between the two alchemical schools of thought include discrete naming for ingredients and heavy influence from the natural elements. The silk road provided a clear path for the exchange of goods, ideas, ingredients, religion, and many other aspects of life with which alchemy is intertwined.[68]

Taoist alchemists often use this alternate version of the taijitu.

Whereas European alchemy eventually centered on the transmutation of base metals into noble metals, Chinese alchemy had a more obvious connection to medicine.[69] The philosopher's stone of European alchemists can be compared to the Grand Elixir of Immortality sought by Chinese alchemists. In the hermetic view, these two goals were not unconnected, and the philosopher's stone was often equated with the universal panacea; therefore, the two traditions may have had more in common than initially appears.

As early as 317 AD, Ge Hong documented the use of metals, minerals, and elixirs in early Chinese medicine. Hong identified three ancient Chinese documents, titled Scripture of Great Clarity, Scripture of the Nine Elixirs, and Scripture of the Golden Liquor, as texts containing fundamental alchemical information.[70] He also described alchemy, along with meditation, as the sole spiritual practices that could allow one to gain immortality or to transcend.[71] In his work Inner Chapters of the Book of the Master Who Embraces Spontaneous Nature (317 AD), Hong argued that alchemical solutions such as elixirs were preferable to traditional medicinal treatment due to the spiritual protection they could provide.[72] In the centuries following Ge Hong's death, the emphasis placed on alchemy as a spiritual practice among Chinese Daoists was reduced.[73] In 499 AD, Tao Hongjing refuted Hong's statement that alchemy is as important a spiritual practice as Shangqing meditation.[73] While Hongjing did not deny the power of alchemical elixirs to grant immortality or provide divine protection, he ultimately found the Scripture of the Nine Elixirs to be ambiguous and spiritually unfulfilling, aiming to implement more accessible practising techniques.[74]

In the early 700s, Neidan (also known as internal alchemy) was adopted by Daoists as a new form of alchemy. Neidan emphasized appeasing the inner gods that inhabit the human body by practising alchemy with compounds found in the body, rather than the mixing of natural resources that was emphasized in early Dao alchemy.[75] For example, saliva was often considered nourishment for the inner gods and did not require any conscious alchemical reaction to produce. The inner gods were not thought of as physical presences occupying each person, but rather a collection of deities that are each said to represent and protect a specific body part or region.[75] Although those who practised Neidan prioritized meditation over external alchemical strategies, many of the same elixirs and constituents from previous Daoist alchemical schools of thought continued to be utilized in tandem with meditation. Eternal life remained a consideration for Neidan alchemists, as it was believed that one would become immortal if an inner god were to be immortalized within them through spiritual fulfilment.[75]

Chinese alchemy was closely connected to Taoist forms of traditional Chinese medicine, such as Acupuncture and Moxibustion.[69] In the early Song dynasty, followers of this Taoist idea (chiefly the elite and upper class) would ingest mercuric sulfide, which, though tolerable in low levels, led many to suicide.[citation needed] Thinking that this consequential death would lead to freedom and access to the Taoist heavens, the ensuing deaths encouraged people to eschew this method of alchemy in favour of external sources[citation needed] (the aforementioned Tai Chi Chuan,[citation needed] mastering of the qi,[citation needed] etc.) Chinese alchemy was introduced to the West by Obed Simon Johnson.[69]

Medieval Europe

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"An illuminated page from a book on alchemical processes and receipts", ca. 15th century

The introduction of alchemy to Latin Europe may be dated to 11 February 1144, with the completion of Robert of Chester's translation of the Liber de compositione alchemiae ("Book on the Composition of Alchemy") from an Arabic work attributed to Khalid ibn Yazid.[76] Although European craftsmen and technicians pre-existed, Robert notes in his preface that alchemy (here still referring to the elixir rather than to the art itself)[77] was unknown in Latin Europe at the time of his writing. The translation of Arabic texts concerning numerous disciplines including alchemy flourished in 12th-century Toledo, Spain, through contributors like Gerard of Cremona and Adelard of Bath.[78] Translations of the time included the Turba Philosophorum, and the works of Avicenna and Muhammad ibn Zakariya al-Razi. These brought with them many new words to the European vocabulary for which there was no previous Latin equivalent. Alcohol, carboy, elixir, and athanor are examples.[79]

Meanwhile, theologian contemporaries of the translators made strides towards the reconciliation of faith and experimental rationalism, thereby priming Europe for the influx of alchemical thought. The 11th-century St Anselm put forth the opinion that faith and rationalism were compatible and encouraged rationalism in a Christian context. In the early 12th century, Peter Abelard followed Anselm's work, laying down the foundation for acceptance of Aristotelian thought before the first works of Aristotle had reached the West. In the early 13th century, Robert Grosseteste used Abelard's methods of analysis and added the use of observation, experimentation, and conclusions when conducting scientific investigations. Grosseteste also did much work to reconcile Platonic and Aristotelian thinking.[80]

Through much of the 12th and 13th centuries, alchemical knowledge in Europe remained centered on translations, and new Latin contributions were not made. The efforts of the translators were succeeded by that of the encyclopaedists. In the 13th century, Albertus Magnus and Roger Bacon were the most notable of these, their work summarizing and explaining the newly imported alchemical knowledge in Aristotelian terms.[81] Albertus Magnus, a Dominican friar, is known to have written works such as the Book of Minerals where he observed and commented on the operations and theories of alchemical authorities like Hermes Trismegistus, pseudo-Democritus and unnamed alchemists of his time. Albertus critically compared these to the writings of Aristotle and Avicenna, where they concerned the transmutation of metals. From the time shortly after his death through to the 15th century, more than 28 alchemical tracts were misattributed to him, a common practice giving rise to his reputation as an accomplished alchemist.[82] Likewise, alchemical texts have been attributed to Albert's student Thomas Aquinas.

Roger Bacon, a Franciscan friar who wrote on a wide variety of topics including optics, comparative linguistics, and medicine, composed his Great Work (Latin: Opus Majus) for Pope Clement IV as part of a project towards rebuilding the medieval university curriculum to include the new learning of his time. While alchemy was not more important to him than other sciences and he did not produce allegorical works on the topic, he did consider it and astrology to be important parts of both natural philosophy and theology and his contributions advanced alchemy's connections to soteriology and Christian theology. Bacon's writings integrated morality, salvation, alchemy, and the prolongation of life. His correspondence with Clement highlighted this, noting the importance of alchemy to the papacy.[83] Like the Greeks before him, Bacon acknowledged the division of alchemy into practical and theoretical spheres. He noted that the theoretical lay outside the scope of Aristotle, the natural philosophers, and all Latin writers of his time. The practical confirmed the theoretical, and Bacon advocated its uses in natural science and medicine.[84] In later European legend, he became an archmage. In particular, along with Albertus Magnus, he was credited with the forging of a brazen head capable of answering its owner's questions.

Soon after Bacon, the influential work of Pseudo-Geber (sometimes identified as Paul of Taranto) appeared. His Summa Perfectionis remained a staple summary of alchemical practice and theory through the medieval and renaissance periods. It was notable for its inclusion of practical chemical operations alongside sulphur-mercury theory, and the unusual clarity with which they were described.[85] By the end of the 13th century, alchemy had developed into a fairly structured system of belief. Adepts believed in the macrocosm-microcosm theories of Hermes, that is to say, they believed that processes that affect minerals and other substances could have an effect on the human body (for example, if one could learn the secret of purifying gold, one could use the technique to purify the human soul). They believed in the four elements and the four qualities as described above, and they had a strong tradition of cloaking their written ideas in a labyrinth of coded jargon set with traps to mislead the uninitiated. Finally, the alchemists practised their art: they actively experimented with chemicals and made observations and theories about how the universe operated. Their entire philosophy revolved around their belief that man's soul was divided within himself after the fall of Adam. By purifying the two parts of man's soul, man could be reunited with God.[86]

Gold and Silver Act 1403
Act of Parliament
Long titleIt shall be felony to use the craft of multiplication of gold or silver.
Citation5 Hen. 4. c. 4
Dates
Royal assent20 March 1404
Commencement14 January 1404
Other legislation
Repealed byRoyal Mines Act 1688
Status: Repealed

In the 14th century, alchemy became more accessible to Europeans outside the confines of Latin-speaking churchmen and scholars. Alchemical discourse shifted from scholarly philosophical debate to an exposed social commentary on the alchemists themselves.[87] Dante, Piers Plowman, and Chaucer all painted unflattering pictures of alchemists as thieves and liars. Pope John XXII's 1317 edict, Spondent quas non-exhibent forbade the false promises of transmutation made by pseudo-alchemists.[88] Roman Catholic Inquisitor General Nicholas Eymerich's Directorium Inquisitorum, written in 1376, associated alchemy with the performance of demonic rituals, which Eymerich differentiated from magic performed in accordance with scripture.[89] This did not, however, lead to any change in the Inquisition's monitoring or prosecution of alchemists.[89] In 1404, Henry IV of England banned the practice of multiplying metals by the passing of the Gold and Silver Act 1403 (5 Hen. 4. c. 4) (although it was possible to buy a licence to attempt to make gold alchemically, and a number were granted by Henry VI and Edward IV).[90] These critiques and regulations centered more around pseudo-alchemical charlatanism than the actual study of alchemy, which continued with an increasingly Christian tone. The 14th century saw the Christian imagery of death and resurrection employed in the alchemical texts of Petrus Bonus, John of Rupescissa, and in works written in the name of Raymond Lull and Arnold of Villanova.[91]

The Alchemist in Search of the Philosopher's Stone, by Joseph Wright, 1771

Nicolas Flamel is a well-known alchemist to the point where he had many pseudepigraphic imitators. Although the historical Flamel existed, the writings and legends assigned to him only appeared in 1612.[92][93]

A common idea in European alchemy in the medieval era was a metaphysical "Homeric chain of wise men that link[ed] heaven and earth"[94] that included ancient pagan philosophers and other important historical figures.

Renaissance and early modern Europe

[edit]
Page from alchemic treatise of Ramon Llull, 16th century
The red sun rising over the city, the final illustration of 16th-century alchemical text, Splendor Solis. The word rubedo, meaning "redness", was adopted by alchemists and signalled alchemical success, and the end of the great work.

During the Renaissance, Hermetic and Platonic foundations were restored to European alchemy. The dawn of medical, pharmaceutical, occult, and entrepreneurial branches of alchemy followed.

In the late 15th century, Marsilio Ficino translated the Corpus Hermeticum and the works of Plato into Latin. These were previously unavailable to Europeans who for the first time had a full picture of the alchemical theory that Bacon had declared absent. Renaissance Humanism and Renaissance Neoplatonism guided alchemists away from physics to refocus on mankind as the alchemical vessel.

Esoteric systems developed that blended alchemy into a broader occult Hermeticism, fusing it with magic, astrology, and Christian cabala.[95][96] A key figure in this development was German Heinrich Cornelius Agrippa (1486–1535), who received his Hermetic education in Italy in the schools of the humanists. In his De Occulta Philosophia, he attempted to merge Kabbalah, Hermeticism, and alchemy. He was instrumental in spreading this new blend of Hermeticism outside the borders of Italy.[97][98]

Paracelsus (Philippus Aureolus Theophrastus Bombastus von Hohenheim, 1493–1541) cast alchemy into a new form, rejecting some of Agrippa's occultism and moving away from chrysopoeia. Paracelsus pioneered the use of chemicals and minerals in medicine and wrote, "Many have said of Alchemy, that it is for the making of gold and silver. For me such is not the aim, but to consider only what virtue and power may lie in medicines."[99]

His hermetical views were that sickness and health in the body relied on the harmony of man the microcosm and Nature the macrocosm. He took an approach different from those before him, using this analogy not in the manner of soul-purification but in the manner that humans must have certain balances of minerals in their bodies, and that certain illnesses of the body had chemical remedies that could cure them.[100] Iatrochemistry refers to the pharmaceutical applications of alchemy championed by Paracelsus.

John Dee (13 July 1527 – December 1608) followed Agrippa's occult tradition. Although better known for angel summoning, divination, and his role as astrologer, cryptographer, and consultant to Queen Elizabeth I, Dee's alchemical[101] Monas Hieroglyphica, written in 1564 was his most popular and influential work. His writing portrayed alchemy as a sort of terrestrial astronomy in line with the Hermetic axiom As above so below.[102] During the 17th century, a short-lived "supernatural" interpretation of alchemy became popular, including support by fellows of the Royal Society: Robert Boyle and Elias Ashmole. Proponents of the supernatural interpretation of alchemy believed that the philosopher's stone might be used to summon and communicate with angels.[103]

Veiled Christ, a 1753 statue by Giuseppe Sanmartino, was widely believed to be created by alchemy.[citation needed]

Entrepreneurial opportunities were common for the alchemists of Renaissance Europe. Alchemists were contracted by the elite for practical purposes related to mining, medical services, and the production of chemicals, medicines, metals, and gemstones.[104] Rudolf II, Holy Roman Emperor, in the late 16th century, famously received and sponsored various alchemists at his court in Prague, including Dee and his associate Edward Kelley. King James IV of Scotland,[105] Julius, Duke of Brunswick-Lüneburg, Henry V, Duke of Brunswick-Lüneburg, Augustus, Elector of Saxony, Julius Echter von Mespelbrunn, and Maurice, Landgrave of Hesse-Kassel all contracted alchemists.[106] John's son Arthur Dee worked as a court physician to Michael I of Russia and Charles I of England but also compiled the alchemical book Fasciculus Chemicus.

Alchemist Sendivogius (1566–1636) by Jan Matejko, 1867

Although most of these appointments were legitimate, the trend of pseudo-alchemical fraud continued through the Renaissance. Betrüger would use sleight of hand, or claims of secret knowledge to make money or secure patronage. Legitimate mystical and medical alchemists such as Michael Maier and Heinrich Khunrath wrote about fraudulent transmutations, distinguishing themselves from the con artists.[107] False alchemists were sometimes prosecuted for fraud.

The terms "chemia" and "alchemia" were used as synonyms in the early modern period, and the differences between alchemy, chemistry and small-scale assaying and metallurgy were not as neat as in the present day. There were important overlaps between practitioners, and trying to classify them into alchemists, chemists and craftsmen is anachronistic. For example, Tycho Brahe (1546–1601), an alchemist better known for his astronomical and astrological investigations, had a laboratory built at his Uraniborg observatory/research institute. Michael Sendivogius (Michał Sędziwój, 1566–1636), a Polish alchemist, philosopher, medical doctor and pioneer of chemistry wrote mystical works but is also credited with distilling oxygen in a lab sometime around 1600. Sendivogious taught his technique to Cornelius Drebbel who, in 1621, applied this in a submarine. Isaac Newton devoted considerably more of his writing to the study of alchemy (see Isaac Newton's occult studies) than he did to either optics or physics. Other early modern alchemists who were eminent in their other studies include Robert Boyle, and Jan Baptist van Helmont. Their Hermeticism complemented rather than precluded their practical achievements in medicine and science.

Later modern period

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Robert Boyle
An alchemist, pictured in Charles Mackay's Extraordinary Popular Delusions and the Madness of Crowds

The decline of European alchemy was brought about by the rise of modern science with its emphasis on rigorous quantitative experimentation and its disdain for "ancient wisdom". Although the seeds of these events were planted as early as the 17th century, alchemy still flourished for some two hundred years, and in fact may have reached its peak in the 18th century. As late as 1781 James Price claimed to have produced a powder that could transmute mercury into silver or gold. Early modern European alchemy continued to exhibit a diversity of theories, practices, and purposes: "Scholastic and anti-Aristotelian, Paracelsian and anti-Paracelsian, Hermetic, Neoplatonic, mechanistic, vitalistic, and more—plus virtually every combination and compromise thereof."[108]

Robert Boyle (1627–1691) pioneered the scientific method in chemical investigations. He assumed nothing in his experiments and compiled every piece of relevant data. Boyle would note the place in which the experiment was carried out, the wind characteristics, the position of the Sun and Moon, and the barometer reading, all just in case they proved to be relevant.[109] This approach eventually led to the founding of modern chemistry in the 18th and 19th centuries, based on revolutionary discoveries and ideas of Lavoisier and John Dalton.

Beginning around 1720, a rigid distinction began to be drawn for the first time between "alchemy" and "chemistry".[110][111] By the 1740s, "alchemy" was now restricted to the realm of gold making, leading to the popular belief that alchemists were charlatans, and the tradition itself nothing more than a fraud.[108][111] In order to protect the developing science of modern chemistry from the negative censure to which alchemy was being subjected, academic writers during the 18th-century scientific Enlightenment attempted to divorce and separate the "new" chemistry from the "old" practices of alchemy. This move was mostly successful, and the consequences of this continued into the 19th, 20th and 21st centuries.[112]

During the occult revival of the early 19th century, alchemy received new attention as an occult science.[113][114] The esoteric or occultist school that arose during the 19th century held the view that the substances and operations mentioned in alchemical literature are to be interpreted in a spiritual sense, less than as a practical tradition or protoscience.[110][115][116] This interpretation claimed that the obscure language of the alchemical texts, which 19th century practitioners were not always able to decipher, were an allegorical guise for spiritual, moral or mystical processes.[116]

Two seminal figures during this period were Mary Anne Atwood and Ethan Allen Hitchcock, who independently published similar works regarding spiritual alchemy. Both rebuffed the growing successes of chemistry, developing a completely esoteric view of alchemy. Atwood wrote: "No modern art or chemistry, notwithstanding all its surreptitious claims, has any thing in common with Alchemy."[117][118] Atwood's work influenced subsequent authors of the occult revival including Eliphas Levi, Arthur Edward Waite, and Rudolf Steiner. Hitchcock, in his Remarks Upon Alchymists (1855) attempted to make a case for his spiritual interpretation with his claim that the alchemists wrote about a spiritual discipline under a materialistic guise in order to avoid accusations of blasphemy from the church and state. In 1845, Baron Carl Reichenbach, published his studies on Odic force, a concept with some similarities to alchemy, but his research did not enter the mainstream of scientific discussion.[119]

In 1946, Louis Cattiaux published the Message Retrouvé, a work that was at once philosophical, mystical and highly influenced by alchemy. In his lineage, many researchers, including Emmanuel and Charles d'Hooghvorst, are updating alchemical studies in France and Belgium.[120]

Women

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Several women appear in the earliest history of alchemy. Michael Maier names four women who were able to make the philosophers' stone: Mary the Jewess, Cleopatra the Alchemist, Medera, and Taphnutia.[121] Zosimos's sister Theosebia (later known as Euthica the Arab) and Isis the Prophetess also played roles in early alchemical texts.

The first alchemist whose name we know was Mary the Jewess (c. 200 A.D.).[122] Early sources claim that Mary (or Maria) devised a number of improvements to alchemical equipment and tools as well as novel techniques in chemistry.[122] Her best known advances were in heating and distillation processes. The laboratory water-bath, known eponymously (especially in France) as the bain-marie, is said to have been invented or at least improved by her.[123] Essentially a double-boiler, it was (and is) used in chemistry for processes that required gentle heating. The tribikos (a modified distillation apparatus) and the kerotakis (a more intricate apparatus used especially for sublimations) are two other advancements in the process of distillation that are credited to her.[124] Although we have no writing from Mary herself, she is known from the early-fourth-century writings of Zosimos of Panopolis.[125] After the Greco-Roman period, women's names appear less frequently in alchemical literature.

Towards the end of the Middle Ages and beginning of the Renaissance, due to the emergence of print, women were able to access the alchemical knowledge from texts of the preceding centuries.[126] Caterina Sforza, the Countess of Forlì and Lady of Imola, is one of the few confirmed female alchemists after Mary the Jewess. As she owned an apothecary, she would practice science and conduct experiments in her botanic gardens and laboratories.[127] Being knowledgeable in alchemy and pharmacology, she recorded all of her alchemical ventures in a manuscript named Experimenti ('Experiments').[127] The manuscript contained more than four hundred recipes covering alchemy as well as cosmetics and medicine.[126] One of these recipes was for the water of talc.[126] Talc, which makes up talcum powder, is a mineral which, when combined with water and distilled, was said to produce a solution which yielded many benefits.[126] These supposed benefits included turning silver to gold and rejuvenation.[128] When combined with white wine, its powder form could be ingested to counteract poison.[128] Furthermore, if that powder was mixed and drunk with white wine, it was said to be a source of protection from any poison, sickness, or plague.[128] Other recipes were for making hair dyes, lotions, lip colours.[126] There was also information on how to treat a variety of ailments from fevers and coughs to epilepsy and cancer.[2] In addition, there were instructions on producing the quintessence (or aether), an elixir which was believed to be able to heal all sicknesses, defend against diseases, and perpetuate youthfulness.[2] She also wrote about creating the illustrious philosophers' stone.[2]

Some women known for their interest in alchemy were Catherine de' Medici, the Queen of France, and Marie de' Medici, the following Queen of France, who carried out experiments in her personal laboratory.[126] Also, Isabella d'Este, the Marchioness of Mantua, made perfumes herself to serve as gifts.[126] Due to the proliferation in alchemical literature of pseudepigrapha and anonymous works, however, it is difficult to know which of the alchemists were actually women. This contributed to a broader pattern in which male authors credited prominent noblewomen for beauty products with the purpose of appealing to a female audience. For example, in Ricettario galante ("Gallant Recipe-Book"), the distillation of lemons and roses was attributed to Elisabetta Gonzaga, the duchess of Urbino.[126] In the same book, Isabella d'Aragona, the daughter of Alfonso II of Naples, is accredited for recipes involving alum and mercury.[126] Ippolita Maria Sforza is even referred to in an anonymous manuscript about a hand lotion created with rose powder and crushed bones.[126]

As the sixteenth century went on, scientific culture flourished and people began collecting "secrets". During this period "secrets" referred to experiments, and the most coveted ones were not those which were bizarre, but the ones which had been proven to yield the desired outcome.[126] In this period, the only book of secrets ascribed to a woman was I secreti della signora Isabella Cortese ('The Secrets of Signora Isabella Cortese').[126] This book contained information on how to turn base metals into gold, medicine, and cosmetics.[126] However, it is rumoured that a man, Girolamo Ruscelli, was the real author and only used a female voice to attract female readers.[129]

In the nineteenth-century, Mary Anne Atwood's A Suggestive Inquiry into the Hermetic Mystery (1850) marked the return of women during the occult revival.

Modern historical research

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The history of alchemy has become a recognized subject of academic study.[130] As the language of the alchemists is analysed, historians are becoming more aware of the connections between that discipline and other facets of Western cultural history, such as the evolution of science and philosophy, the sociology and psychology of the intellectual communities, kabbalism, spiritualism, Rosicrucianism, and other mystic movements.[131] Institutions involved in this research include The Chymistry of Isaac Newton project at Indiana University, the University of Exeter Centre for the Study of Esotericism (EXESESO), the European Society for the Study of Western Esotericism (ESSWE), and the University of Amsterdam's Sub-department for the History of Hermetic Philosophy and Related Currents. A large collection of books on alchemy is kept in the Bibliotheca Philosophica Hermetica in Amsterdam.

Journals which publish regularly on the topic of Alchemy include Ambix, published by the Society for the History of Alchemy and Chemistry, and Isis, published by the History of Science Society.

Core concepts

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Mandala illustrating common alchemical concepts, symbols, and processes. From Spiegel der Kunst und Natur.

Western alchemical theory corresponds to the worldview of late antiquity in which it was born. Concepts were imported from Neoplatonism and earlier Greek cosmology. As such, the classical elements appear in alchemical writings, as do the seven classical planets and the corresponding seven metals of antiquity. Similarly, the gods of the Roman pantheon who are associated with these luminaries are discussed in alchemical literature. The concepts of prima materia and anima mundi are central to the theory of the philosopher's stone.

Magnum opus

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The Great Work of Alchemy is often described as a series of four stages represented by colours.

Modernity

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Due to the complexity and obscurity of alchemical literature, and the 18th-century diffusion of remaining alchemical practitioners into the area of chemistry, the general understanding of alchemy in the 19th and 20th centuries was influenced by several distinct and radically different interpretations.[133] Those focusing on the exoteric, such as historians of science Lawrence M. Principe and William R. Newman, have interpreted the 'Decknamen' (or code words) of alchemy as physical substances. These scholars have reconstructed physicochemical experiments that they say are described in medieval and early modern texts.[134] At the opposite end of the spectrum, focusing on the esoteric, scholars, such as Florin George Călian[135] and Anna Marie Roos,[136] who question the reading of Principe and Newman, interpret these same Decknamen as spiritual, religious, or psychological concepts.

New interpretations of alchemy are still perpetuated, sometimes merging in concepts from New Age or radical environmentalism movements.[137] Groups like the Rosicrucians and Freemasons have a continued interest in alchemy and its symbolism. Since the Victorian revival of alchemy, "occultists reinterpreted alchemy as a spiritual practice, involving the self-transformation of the practitioner and only incidentally or not at all the transformation of laboratory substances",[108] which has contributed to a merger of magic and alchemy in popular thought.

Esoteric interpretations of historical texts

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In the eyes of a variety of modern esoteric and Neo-Hermetic practitioners, alchemy is primarily spiritual. In this interpretation, transmutation of lead into gold is presented as an analogy for personal transmutation, purification, and perfection.[138]

According to this view, early alchemists such as Zosimos of Panopolis (c. 300 AD) highlighted the spiritual nature of the alchemical quest, symbolic of a religious regeneration of the human soul.[139] This approach is held to have continued in the Middle Ages, as metaphysical aspects, substances, physical states, and material processes are supposed to have been used as metaphors for spiritual entities, spiritual states, and, ultimately, transformation. In this sense, the literal meanings of 'Alchemical Formulas' hid a spiritual philosophy. In the Neo-Hermeticist interpretation, both the transmutation of common metals into gold and the universal panacea are held to symbolize evolution from an imperfect, diseased, corruptible, and ephemeral state toward a perfect, healthy, incorruptible, and everlasting state, so the philosopher's stone then represented a mystic key that would make this evolution possible. Applied to the alchemist, the twin goal symbolized their evolution from ignorance to enlightenment, and the stone represented a hidden spiritual truth or power that would lead to that goal. In texts that are believed to have been written according to this view, the cryptic alchemical symbols, diagrams, and textual imagery of late alchemical works are supposed to contain multiple layers of meanings, allegories, and references to other equally cryptic works; which must be laboriously decoded to discover their true meaning.

In his 1766 Alchemical Catechism, Théodore Henri de Tschudi suggested that the usage of the metals was symbolic:

Q. When the Philosophers speak of gold and silver, from which they extract their matter, are we to suppose that they refer to the vulgar gold and silver?
A. By no means; vulgar silver and gold are dead, while those of the Philosophers are full of life.[140]

Psychology

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Alchemical symbolism has been important in analytical psychology and was revived and popularized from near extinction by the Swiss psychologist Carl Gustav Jung. Jung was initially confounded and at odds with alchemy and its images but after being given a copy of The Secret of the Golden Flower, a Chinese alchemical text translated by his friend Richard Wilhelm, he discovered a direct correlation or parallel between the symbolic images in the alchemical drawings and the inner, symbolic images coming up in his patients' dreams, visions, or fantasies. He observed these alchemical images occurring during the psychic process of transformation, a process that Jung called "individuation". Specifically, he regarded the conjuring up of images of gold or Lapis as symbolic expressions of the origin and goal of this "process of individuation".[141][142] Together with his alchemical mystica soror (mystical sister) Jungian Swiss analyst Marie-Louise von Franz, Jung began collecting old alchemical texts, compiled a lexicon of key phrases with cross-references,[143] and pored over them. The volumes of work he wrote shed new light onto understanding the art of transubstantiation and renewed alchemy's popularity as a symbolic process of coming into wholeness as a human being where opposites are brought into contact and inner and outer, spirit and matter are reunited in the hieros gamos, or divine marriage. His writings are influential in general psychology, but especially to those who have an interest in understanding the importance of dreams, symbols, and the unconscious archetypal forces (archetypes) that comprise all psychic life.[142][144][145]

Both von Franz and Jung have contributed significantly to the subject and work of alchemy and its continued presence in psychology as well as contemporary culture. Among the volumes Jung wrote on alchemy, his magnum opus is Volume 14 of his Collected Works, Mysterium Coniunctionis.

Literature

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Alchemy has had a long-standing relationship with art, seen both in alchemical texts and in mainstream entertainment. Literary alchemy appears throughout the history of English literature from Shakespeare[146] to J. K. Rowling, and also the popular Japanese manga Fullmetal Alchemist. Here, characters or plot structure follow an alchemical magnum opus. In the 14th century, Chaucer began a trend of alchemical satire that can still be seen in recent fantasy works like those of the late Sir Terry Pratchett. Another literary work taking inspiration from the alchemical tradition is the 1988 novel The Alchemist by Brazilian writer Paulo Coelho.

Visual artists have had a similar relationship with alchemy. While some used it as a source of satire, others worked with the alchemists themselves or integrated alchemical thought or symbols in their work. Music was also present in the works of alchemists[147] and continues to influence popular performers. In the last hundred years, alchemists have been portrayed in a magical and spagyric role in fantasy fiction, film, television, novels, comics and video games.

Science

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One goal of alchemy, the transmutation of base substances into gold, is now known to be impossible by means of traditional chemistry, but possible by other physical means. Although not financially worthwhile, gold was synthesized in particle accelerators as early as 1941.[148]

See also

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Notes

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References

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Bibliography

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Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
Alchemy is a historical discipline that blended practical techniques in and chemistry with philosophical and mystical theories aimed at transforming , most notably through the pursuit of the —a legendary substance believed capable of transmuting base metals like and granting via the . The Western tradition emerged in Greco-Roman around the 1st to 3rd centuries CE, where it originated from Hellenistic traditions of "chemeia," which involved alloying and dyeing metals, and evolved under influences from Greek , Egyptian , and later Islamic scholarship; independent alchemical traditions also developed in ancient and . The practice spread through the and the Islamic world during the , where Arabic alchemists like (c. 721–815 CE) systematized experimental methods, including and , while integrating Aristotelian concepts of the four elements (earth, air, fire, water) and the quintessence. By the , Latin translations of Arabic texts introduced alchemy to , where it flourished amid monastic and courtly patronage, often shrouded in secretive, symbolic language to protect knowledge from rivals and authorities. Key figures such as the Franciscan friar John of Rupescissa (c. 1310–1366) linked alchemical pursuits to , promoting "quintessence" distillates for healing plagues, while the physician (1493–1541) reframed it as iatrochemistry, applying alchemical principles to medicine and emphasizing the role of minerals and chemicals in treating diseases. Despite papal bans, such as Pope John XXII's 1317 edict against fraudulent transmutations, alchemy persisted into the and early modern era, contributing practical innovations like the water bath and early apparatus that laid groundwork for modern chemistry. Its decline as a accelerated in the 17th and 18th centuries with the rise of empirical , exemplified by Boyle's mechanistic critiques, yet alchemical ideas influenced fields from to symbolic arts, embodying humanity's quest to master nature. Practitioners, ranging from artisan goldsmiths to royalty like England's Edward III, viewed alchemy not only as a path to wealth but also as a spiritual for purification and enlightenment.

Etymology and Terminology

Origins of the Term

The term "alchemy" entered European languages through its Latin form alchemia, which first appeared in the mid-12th century during the translation of alchemical texts into Latin in regions like and . This adoption marked the introduction of systematic alchemical knowledge to medieval , where the term was used to describe practices involving the transmutation of metals and the creation of elixirs. The Latin alchemia derived directly from the al-kīmiyāʾ, where "al-" is the definite article meaning "the," and kīmiyāʾ referred to the or of transformation, particularly of base metals into gold. The al-kīmiyāʾ itself traces back to the Greek khēmeia or chēmeia (χημεία), attested in Hellenistic Egyptian texts from the first few centuries CE, denoting the "art of casting or alloying metals" or the pouring of liquids in metallurgical processes. This Greek term likely originated in the multicultural milieu of , blending practical with philosophical and mystical elements, and its earliest literary attestations appear in pseudepigraphical works attributed to figures like pseudo-Democritus around the 1st-2nd centuries CE. (c. 300 CE), a key early alchemist, contributed to this tradition through his extensive writings, such as the Cheirokmeta (things made by hand), which encompassed proto-alchemical recipes and theories without explicitly using khēmeia but laying foundational terminology for arts. In contexts, al-kīmiyāʾ gained prominence in the through texts attributed to Jābir ibn Ḥayyān (Geber), whose Corpus Jabirianum systematized alchemical vocabulary and equated kīmiyāʾ with transformative substances like the (al-iksīr). These works, likely compiled by a school of scholars rather than a single author, represent the term's earliest extensive usage in Islamic alchemy, influenced by translations from Greek and Syriac sources commissioned as early as the Umayyad period under (d. 704 CE). The roots of khēmeia extend further to ancient Egyptian nomenclature, where the word khem (or Coptic kēme) denoted the "black earth" of the floodplain, symbolizing fertile soil and, by extension, the land of itself. This connection is evident in Egyptian hieroglyphic references to metallurgical and arts as sacred sciences (heka), which influenced Greek terminology during the Ptolemaic era (c. 332-30 BCE), when Egyptian priests shared knowledge of dyes, alloys, and elixirs with Hellenistic scholars. Coptic alchemical manuscripts from the 10th century further demonstrate this linguistic continuity, incorporating terms derived from demotic and hieroglyphic precursors into Christian-era texts on metal transmutation.

Key Alchemical Vocabulary

In alchemical traditions, a specialized vocabulary emerged to describe both the physical materials and symbolic processes involved in transformation, often blending empirical observation with philosophical metaphor. These terms, drawn from diverse cultural contexts, encapsulated the pursuit of transmutation and purification, serving as a coded language to obscure knowledge from the uninitiated. Key concepts like prima materia and quintessence represented foundational elements, while operational phrases such as solve et coagula outlined methodological principles. The prima materia, or first matter, refers to the chaotic, formless starting substance from which all alchemical work begins, embodying raw potential and the unknown substrate of creation that must be refined through the opus. Often depicted as a primal chaos or the "black earth" akin to the Nile's fertile soil, it symbolized the undifferentiated base of matter, requiring dissolution and recombination to yield higher forms. In contrast, the quintessence denotes the fifth element beyond the classical four (earth, air, fire, water), conceived as a pure, spiritual essence pervading the cosmos and essential for perfecting elixirs or the philosopher's stone. This ethereal substance, also called aether, was thought to confer immortality or divine illumination when extracted. Central to alchemical goals was the , a legendary catalyst purportedly enabling the transmutation of base metals into and the production of the , symbolizing ultimate perfection and enlightenment. Prepared by adepts through secretive processes, it embodied the grand arcanum of alchemy, with both material and spiritual connotations. A guiding operational principle was solve et coagula—"dissolve and coagulate"—which instructed alchemists to break down substances into their essential components before recombining them into a more refined state, mirroring cycles of death and rebirth. This axiom underpinned laboratory practices and philosophical interpretations across traditions. Paracelsus introduced the tria prima—mercury, , and salt—as the three foundational substances comprising all matter, replacing the four elements with principles representing fluidity and volatility (mercury), combustibility and soul (), and fixity and body (salt). These tria prima facilitated analysis and synthesis in iatrochemistry, influencing medical and metallurgical alchemy. Regional variations enriched this lexicon; in Arabic alchemy, al-iksir () denoted a dry powder or universal solvent capable of dissolution and transmutation, derived from Greek roots but adapted for practical . Similarly, Chinese alchemy employed xian dan for elixirs of immortality, often cinnabar-based compounds aimed at achieving transcendence, as refined by figures like . In European grimoires of the medieval and periods, terms evolved to include practical apparatus like the , a self-sustaining furnace designed for prolonged, gentle heating to simulate natural processes, essential for incubating the "philosophical egg" during transmutation. This brick or clay tower-like oven maintained constant temperatures, symbolizing the alchemist's patience and the cosmic womb of transformation. Such vocabulary, while universal in intent, adapted to local philosophies, as seen in Jabir ibn Hayyan's emphasis on balance among the tria prima precursors.

Historical Development

Origins in Hellenistic Egypt

Alchemy originated as a syncretic practice in Ptolemaic Egypt during the , particularly in , which served as a vibrant cultural and intellectual hub from the 3rd century BCE to the 3rd century CE, fostering the exchange of Greek philosophy, Egyptian traditions, and Eastern influences. This cosmopolitan center, established by , attracted scholars, artisans, and philosophers, enabling the fusion of practical crafts with speculative thought that defined early alchemy. Key figures, such as (ca. 300 CE), emerged from this milieu, authoring influential treatises like the Cheirokmeta that detailed metalworking techniques, apparatus for , and the pursuit of elixirs for transmutation and . Zosimos's works, preserved in later Byzantine manuscripts, reflect a systematic approach to laboratory processes, marking him as a foundational alchemist who bridged empirical experimentation with mystical interpretations. The integration of Egyptian metallurgy with Greek philosophical ideas formed the core of this proto-alchemical tradition. Egyptian artisans from the Nile Valley contributed advanced gold-working techniques, including alloying and gilding methods honed over centuries for temple and royal artifacts, which provided the practical foundation for alchemical operations. These were synthesized with Greek corpuscular theories, notably those of (ca. 460–370 BCE), who posited that matter consisted of indivisible atoms differing in shape, size, and arrangement, influencing alchemical views on the transformation of substances through recombination. Early texts attributed to pseudo-Democritus, such as the Physika kai Mystika, exemplify this blend, describing and alloying recipes alongside atomistic explanations for metallic perfection. Mythological and religious elements further shaped alchemical identity, with Hermes Trismegistus— a syncretic figure combining the Greek god Hermes and Egyptian Thoth—regarded as the divine revealer of sacred knowledge, including the arts of metallurgy and elixir-making. Attributed Hermetic writings, such as the Physica, claimed origins in primordial Egyptian wisdom, emphasizing Hermes's role in transmitting divine secrets post-flood. Practical technologies documented in the Leiden and Stockholm papyri (3rd century CE), discovered in Thebes, illustrate this era's innovations, featuring over 150 recipes for alloys, dyes, and distillation devices like the kerotakis for sublimation and the alembic precursor for condensation. These artifacts, blending metallurgical recipes with pseudo-magical incantations, highlight alchemy's roots in both artisanal workshops and temple rituals. Philosophically, proto-alchemical texts underscored the unity of matter and spirit, positing that physical transformations mirrored spiritual ascent and cosmic harmony. Drawing from Hermetic cosmology, this worldview viewed all substances as interconnected manifestations of a divine (spirit), enabling the alchemist to enact microcosmic recreations of universal processes. Zosimos articulated this in visions and treatises, where laboratory work symbolized gnostic enlightenment, integrating Stoic and Platonic ideas of material flux with Egyptian notions of eternal renewal. Such principles laid the groundwork for alchemy's later transmission to Islamic scholars, who adapted these Greco-Egyptian foundations in the 8th century CE.

Transmission in the Islamic World and India

Following the conquests of the early Islamic caliphates, alchemical knowledge from Hellenistic Egypt was systematically translated into during the Abbasid era, particularly through the efforts at the (Bayt al-Hikma) in between the 8th and 9th centuries. Scholars there rendered key Greek texts on alchemy, such as those attributed to , into Arabic, integrating them with local and Persian traditions to advance practical techniques like and sublimation. These translations not only preserved but also expanded upon earlier Greco-Egyptian works, emphasizing empirical methods over purely philosophical speculation. A pivotal figure in this synthesis was (c. 721–815 CE), often known as Geber in Latin sources, whose extensive corpus—comprising over 500 attributed works—introduced systematic chemical classifications and experimental protocols. categorized substances into "spirits" (volatile materials that vaporize on heating, like alcohol), "souls" (non-volatile fusible substances), and "bodies" (metals and non-fusible materials), laying groundwork for later chemical analysis. He described the preparation of strong acids, including and (a of nitric and hydrochloric acids capable of dissolving ), through distillation processes that marked significant innovations in laboratory techniques. His emphasis on controlled experimentation, documentation of reactions, and purification methods represented a shift toward proto-scientific rigor in alchemy. Islamic alchemy also explored metaphysical dimensions, notably the concept of takwin, which referred to the artificial creation or generation of life forms through alchemical means. In Jabir's writings and related texts, takwin involved simulating natural genesis by combining elemental principles to produce homunculi or synthetic organisms, blending Aristotelian cosmology with mystical Islamic thought. This idea underscored alchemy's ambition to mimic divine creation, influencing later esoteric traditions. In parallel, alchemy evolved independently in the Indian subcontinent, deeply intertwined with Ayurvedic medicine through rasa shastra, the science of mercury-based elixirs. The 12th-century text Rasarnava, attributed to an anonymous author or school of practitioners, detailed the purification, incineration, and therapeutic use of mercury (rasa or parada) to create rasayana—medicinal compounds believed to confer longevity and vitality. These processes, including the puta (sealed heating) method for transforming metals into non-toxic bhasmas (ashes), integrated alchemical transmutation with holistic healing, aiming to balance the body's doshas. Unlike the metallic focus of Islamic alchemy, Indian traditions prioritized medicinal outcomes, such as elixirs for disease prevention. Cross-cultural exchanges between the Islamic world and , facilitated by trade routes like the and networks, further enriched these traditions from the onward. Persian and alchemists incorporated Indian mercury processes and yogic concepts into their texts, as seen in medico-alchemical writings that adapted knowledge on elixirs. Conversely, Islamic advancements in techniques influenced later Indian rasa , fostering a hybrid corpus that bridged empirical chemistry with spiritual pursuits.

Developments in Medieval and Renaissance Europe

The transmission of alchemical knowledge to medieval began with the translation of Arabic texts into Latin during the , particularly through the efforts of scholars in . of Cremona (c. 1114–1187), one of the most prolific translators, rendered key works such as those by the Persian polymath al-Razi (Rhazes) on alchemical processes, including treatises detailing laboratory techniques for metal transmutation. These translations, drawing from Hellenistic and Islamic traditions, introduced European intellectuals to the pursuit of transmuting base metals into , often motivated by potential economic benefits like state revenue enhancement amid frequent wars and fiscal strains. By the late , such texts had sparked widespread interest among monastic and university scholars, blending alchemy with emerging . In the 13th century, prominent figures like (c. 1200–1280) integrated alchemy into , viewing it as a legitimate extension of that aligned with divine creation. In his De mineralibus, Albertus analyzed alchemical transmutation as a process enhancing metallic qualities through natural agents, compatible with Aristotelian principles and scriptural authority, thereby defending it against accusations of . Similarly, (c. 1219–1292), a Franciscan friar, advocated for alchemy as an empirical subordinate to , emphasizing experimental methods in works like his Opus Maius to uncover nature's secrets while subordinating them to faith; he critiqued fraudulent practitioners but endorsed genuine alchemical inquiry for practical applications, including and . These scholars positioned alchemy within the of medieval education, fostering its acceptance in universities like and despite occasional suspicions. The marked a revival and transformation of alchemy, particularly through Theophrastus von Hohenheim, known as (1493–1541), who pioneered iatrochemistry—the application of chemical processes to medicine. Rejecting the classical four elements (earth, air, fire, water), Paracelsus proposed the tria prima (three primes)—, mercury, and salt—as the fundamental principles composing all matter, influencing both bodily health and disease treatment via alchemical preparations like . His approach shifted alchemy from mere transmutation toward therapeutic uses, emphasizing the separation and purification of medicinal essences, which gained traction among physicians and influenced later chemical . Royal patronage reflected alchemy's dual perception as both risky and promising, with bans contrasting endorsements. In 1317, Pope John XXII issued the bull Spondent quas non exhibent, prohibiting fraudulent alchemical practices that counterfeited precious metals, a echoed in secular laws like England's 1404 statute under Henry IV, which criminalized multiplication of metals to prevent economic deception. Yet, by the late 16th century, Rudolf II (r. 1576–1612) actively supported alchemists at his court, hosting figures like and , providing laboratories and funding to pursue transmutation and esoteric knowledge, elevating alchemy to a courtly art form. This patronage underscored alchemy's role in intellectual culture, blending science, , and state ambition.

Alchemy in East Asia and Byzantium

In , alchemical traditions emerged prominently within Chinese Taoist frameworks, with , or external alchemy, originating around the CE during the . This practice centered on the laboratory preparation of elixirs intended to grant immortality or longevity, primarily through the refinement of minerals like (mercuric sulfide) and , which were believed to harness cosmic energies for physical transformation. Early texts describe complex heating and processes to create these substances, often integrating metallurgical techniques with Taoist cosmology to mimic the generative forces of the universe. A seminal work in is the (Master Who Embraces Simplicity), composed by around 320 CE during the Eastern Jin dynasty, which compiles recipes, philosophical rationales, and anecdotes of immortals achieved through ingestion. emphasized the ethical and ritual preparation required for these elixirs, warning of dangers from impure materials or improper handling, while positioning alchemy as a path to sagehood aligned with Taoist principles of harmony with . By the (618–907 CE), waidan had peaked in popularity among elites, though reports of elixir-related poisonings prompted shifts toward safer approaches. From the late onward, during the Tang and dynasties, , or internal alchemy, supplanted as the dominant Taoist practice, redirecting efforts inward through , breath control, and visualization to transmute the practitioner's (vital ), jing (essence), and shen (spirit) into an immortal embryo. Unlike waidan's material focus, viewed the body as a microcosm of the , employing symbolic cycles of refinement—such as the "firing process" mirroring cosmic revolutions—to achieve spiritual enlightenment without external substances. Key texts like the Wuzhen pian (Awakening to Reality) by Zhang Boduan (11th century) outline these stages, integrating Buddhist and Confucian elements for a holistic cultivation. 's meditative techniques, emphasizing inner observation (neiguan) and energy circulation, influenced (Chan) Buddhist practices by contributing to shared emphases on non-dual awareness and embodied enlightenment in East Asian contemplative traditions. In the , alchemy persisted primarily as a scholarly endeavor focused on preserving and systematizing Hellenistic Greek texts, rather than generating substantial new developments. Scholars such as Stephanus of Alexandria, active in the early 7th century under Emperor , played a key role in this transmission by authoring commentaries on works attributed to and others, elucidating , alloying, and philosophical interpretations of transmutation. Stephanus integrated alchemical knowledge with and , viewing it as a divine akin to , though his efforts were confined to Constantinople's intellectual circles. Byzantine alchemical activity remained limited in innovation due to the iconoclastic controversies (726–843 CE), which disrupted cultural and intellectual pursuits through state-enforced destruction of religious images and broader suppression of perceived pagan influences, alongside ongoing church opposition that equated alchemy with sorcery or . The Orthodox Church's theological emphasis on divine mystery over empirical manipulation further marginalized alchemical experimentation, confining it to copying and esoteric study rather than practical advancement. In , alchemical concepts arrived via Chinese influences through Buddhist monks as early as the , but gained distinct form as renkinjutsu (alchemy) during the (1603–1868), where they blended with indigenous herbalism and Shinto-Taoist syncretism. Edo-era practitioners, often scholar-monks or (Dutch learning) adherents, adapted elixir-making and transmutation ideas to local , using minerals and plants for medicinal tonics aimed at and , though practical gold-making pursuits were rare and overshadowed by emerging Western chemistry. This synthesis reflected Japan's isolationist policies, with Buddhist institutions serving as conduits for esoteric knowledge integration into folk healing practices.

Role of Women in Alchemy

Women have played significant roles in alchemy since its early development, often contributing innovative techniques and philosophical insights despite systemic barriers. One of the earliest documented female alchemists is Maria the Jewess, active around 200–300 CE in , Egypt, who is credited with inventing key laboratory apparatus that facilitated alchemical processes. According to the writings of the fourth-century alchemist , Maria developed the —a double boiler for gentle heating of substances—the kerotakis for distillation, and the tribikos, a three-armed device for separating vapors. These inventions, described in Zosimos's Peri kaminon kai organon (On Furnaces and Apparatus), enabled precise control over chemical reactions and remain in use in modern laboratories under names derived from her work. Maria's contributions highlight women's early involvement in practical alchemy, blending Jewish, Egyptian, and Hellenistic traditions. In the medieval period, women like (1098–1179) integrated alchemical concepts into broader systems of , , and visionary . As a Benedictine , Hildegard authored works such as Physica and Causae et Curae, where she explored the elemental qualities of plants, minerals, and animals in ways that echoed alchemical theories of transmutation and balance. Her writings incorporated alchemical ideas of harmony between macrocosm and microcosm, applying them to herbal remedies and holistic healing practices that treated imbalances in the body's humors. Hildegard's visionary texts, including , framed these pursuits within a divine cosmology, portraying nature's transformative powers as reflections of God's creation. Operating within a setting, she disseminated these ideas through letters and treatises that influenced medieval . During the , female alchemists faced intensified scrutiny but continued to assert bold claims about alchemical mastery. Anna Maria Zieglerin (c. 1545–1575), a German practitioner, gained at the court of Duke Julius of Braunschweig-Wolfenbüttel by promising to produce the through her "lion's blood"—a golden oil purportedly capable of transmuting base metals, accelerating plant growth, and generating gemstones. Detailed in court records and her own accounts, Zieglerin's experiments drew on Paracelsian influences, blending alchemy with apocalyptic prophecy. However, accusations of fraud, poisoning, and sorcery led to her trial and execution by burning in 1575, illustrating the perils of women's public alchemical endeavors in a male-dominated intellectual sphere. Her case, reconstructed from archival sources, underscores how female alchemists navigated court politics and religious tensions. Throughout alchemical history, women encountered profound barriers, including exclusion from male-only craft guilds, restrictive societal norms, and limited access to formal or networks. In medieval and , guilds regulating artisanal trades—such as those involving metals and chemicals—typically barred women from membership, confining their practice to informal, domestic, or convent-based settings where they could experiment with herbal distillations or family recipes. Societal expectations positioned women as caregivers rather than scholars, further marginalizing their contributions. As a result, surviving female-authored alchemical texts are scarce; scholarly projects like WALCHEMY have identified only a few dozen such works from the 16th–17th centuries across , compared to thousands by male authors, with many women's writings lost, unattributed, or preserved only in fragments. This scarcity reflects not a lack of activity but the erasure of women's roles in a field dominated by patriarchal institutions.

Modern Scholarship on Alchemy

Modern scholarship on alchemy, spanning the 19th to 21st centuries, has shifted the field from viewing it as mere to recognizing its empirical, technical, and interdisciplinary dimensions, drawing on , laboratory reconstruction, and scientific analysis. Pioneering efforts in the late , led by French chemist , analyzed alchemical papyri and texts, such as those from the Leyden and collections, to demonstrate that early alchemy was rooted in practical metallurgical and chemical operations rather than exaggerated esoteric claims. work, Les origines de l'alchimie, emphasized the proto-chemical nature of these sources, debunking romanticized interpretations by highlighting their focus on , alloying, and techniques. In the , American historian Lynn Thorndike advanced this empirical perspective through his multi-volume A History of Magic and Experimental (1923–1958), which examined medieval and alchemical manuscripts alongside scientific developments, portraying alchemy as a precursor to modern experimental methods rather than . Thorndike's exhaustive across European libraries underscored the interplay between alchemical practices and emerging scientific inquiry, influencing subsequent studies to prioritize primary sources over secondary myths. Post-2000 scholarship has expanded to global contexts and innovative methodologies, with Lawrence M. Principe's The Secrets of Alchemy (2013) reconstructing historical experiments using period-appropriate to verify alchemical claims, revealing sophisticated chemical knowledge in processes like antimonial . This hands-on approach has illuminated alchemy's contributions to early chemistry, such as the isolation of acids and metals. Recent studies have also addressed underrepresented global influences, including African roots via Egyptian metallurgical traditions that informed Hellenistic alchemy, as explored in analyses of Greco-Egyptian texts linking Nile Valley practices to trans-Saharan knowledge exchanges. Methodological advancements include chemical residue analyses of artifacts, such as the 2024 study of glass shards from a 16th-century alchemical site revealing traces of manipulated elements like mercury and , providing direct evidence of activities. Complementing this, digital archives of manuscripts—such as the Science History Institute's collection of over 100 alchemical codices—have democratized access, enabling cross-cultural comparisons and . These tools have facilitated a "material turn" in the field, integrating and to reassess alchemy's role in scientific history.

Philosophical Foundations

Core Principles and Cosmology

Alchemy's core principles were rooted in a holistic cosmology that viewed the universe as an interconnected whole, where the microcosm of the human body mirrored the macrocosm of the cosmos. This analogy, central to Hermetic and Neoplatonic influences, posited that transformations in the greater world corresponded to changes within the individual, guiding alchemical operations toward harmony and perfection. For instance, the seven classical metals were symbolically linked to the seven celestial bodies: gold to the Sun, silver to the Moon, copper to Venus, iron to Mars, tin to Jupiter, lead to Saturn, and mercury to Mercury itself, reflecting their shared qualities and influences on earthly matter. Practitioners believed that aligning these correspondences could facilitate transmutation, as celestial forces shaped both metallic properties and human vitality. Integral to this worldview was the integration of Galenic humoral theory, which emphasized the balance of four humors—, , yellow bile, and black bile—corresponding to the four elements of , , air, and , along with their primary qualities of hot, cold, wet, and dry. Alchemists adapted these concepts to their practices, viewing imbalanced humors as manifestations of elemental disharmony that could be rectified through alchemical elixirs and preparations designed to restore equilibrium. This synthesis allowed alchemy to function as both a proto-chemical and medical discipline, where the manipulation of substances aimed to influence bodily and cosmic balances alike. The foundational Hermetic axiom, "That which is above is like to that which is below, and that which is below is like to that which is above," encapsulated this unity, originating from the attributed to . This principle underscored the divine interconnectedness of matter and spirit, asserting that operations in the material realm mirrored celestial processes, thereby enabling the alchemist to participate in the creator's will through transmutative work. The Tablet's cryptic directives further emphasized the emergence of the "one thing" from multiplicity, symbolizing the reconciliation of opposites under a singular . In the Paracelsian tradition, this cosmology evolved to reject the Aristotelian four elements in favor of three chemical principles—sulphur, mercury, and salt—representing combustibility, fluidity, and fixity, respectively, as the true constituents of matter. introduced the , a vital spiritual force akin to Vulcan or a directing , that animated these principles within both the macrocosm and microcosm, orchestrating generation, decay, and renewal. This shift prioritized dynamic, alchemical processes over static elemental theory, viewing the archeus as the bridge between cosmic energies and earthly transformations.

The Magnum Opus and Its Stages

The Magnum Opus, or Great Work, represents the central process in Western alchemy, a multi-stage of transformation aimed at purifying base matter and achieving spiritual enlightenment. This elaborate procedure, rooted in medieval European traditions, symbolizes the alchemist's quest to replicate cosmic creation by refining the into a perfected substance. The process unfolds through symbolic operations that mirror both physical changes in materials and inner psychological shifts, drawing on principles of correspondence between microcosm and macrocosm. The four primary stages of the Magnum Opus are distinguished by their associated colors and transformative roles, as outlined in key alchemical texts. The first stage, or blackening, involves and , where the raw material undergoes dissolution into a dark, chaotic state, often representing initial separation of elemental principles like , mercury, and salt. This phase symbolizes death and the confrontation with impurities, essential for breaking down the old form. Following nigredo is , the whitening or purification stage, in which the blackened is cleansed through and , yielding a white, luminous substance indicative of spiritual renewal. The third stage, or yellowing, serves as a transitional illumination, awakening latent energies and preparing for final integration, though it is sometimes compressed into subsequent phases in later writings. The culminating , or reddening, achieves perfection through unification, producing the red —historically described variously as a red powder (the rubra stone, similar to a ruby), with white forms representing immature stages—that enables transmutation of base metals into and the creation of an conferring . The ultimate goal of the Magnum Opus is the fabrication of the , a substance believed capable of perfecting imperfect matter—transmuting lead into gold—and granting eternal life via the elixir vitae, thereby bridging material and divine realms. These stages, while standardized in European alchemy, exhibit variations across traditions; medieval alchemists, influenced by Islamic scholarship such as that of (Geber), developed systematic frameworks including operations like , dissolution, separation, conjunction, , , and to emphasize refinement of substances. In Chinese alchemy, analogous processes align with (external elixir) and (internal elixir) practices, which follow cyclical processes of reversion to primordial unity, involving repeated cycles of heating, refinement, and integration to produce elixirs for transcendence and . Allegorically, the Magnum Opus depicts a journey of death and rebirth: evokes the soul's descent into dissolution and confrontation with shadow elements, while signifies resurrection and wholeness, reflecting the alchemist's inner transmutation without reliance on external rituals alone.

Practices and Techniques

Laboratory Processes and Materials

Alchemists employed a variety of specialized apparatus to conduct their experiments, often adapting tools from , , and . The , a slow-burning furnace designed to provide constant, gentle heat over extended periods, was essential for processes requiring sustained temperatures without sudden fluctuations; it originated in Islamic alchemy around the and became widespread in European laboratories by the medieval period. The , a circulatory vessel resembling a with a long neck bent back to its body, allowed for repeated and cohobation by enabling vapors to condense and return to the base liquid, facilitating self-sustained cycles of purification; diagrams of this apparatus appear in 16th-century texts like Hieronymus Brunschwig's Liber de arte distillandi de compositis (1512). The kerotakis, an early device for sublimation and vapor deposition, consisted of a sealed chamber with a suspended metal plate where descending condensates could react with substances below, attributed to and detailed by in the 3rd-4th century CE; 16th-century illustrations depict it as a key tool for imitating natural reactions. These instruments, often constructed from clay, glass, or metal, were illustrated in emblematic diagrams within alchemical manuscripts to both document and obscure their functions. Central to alchemical work were key materials selected for their transformative properties. Mercury served as the universal solvent (mercurium philosophorum), believed capable of dissolving and recombining metals due to its fluidity and volatility, as emphasized in Greco-Egyptian texts from the CE onward. Sulfur provided combustibility and fixity, acting as the active principle in alloys and elixirs, with its role in generating heat and color shifts noted in Jabir's corpus. , used in alloying and purification, was prized for producing (a starry metallic form) through , a technique refined by 16th-century practitioners like to isolate pure metals. These substances were sourced from mines or apothecaries and handled in forms like () or ore. Laboratory processes involved sequential operations to mimic natural decay and rebirth. reduced substances to ash through intense dry heating in , breaking down impurities as the first step in transmutation, often performed in open vessels over a . entailed allowing mixtures to putrefy and bubble under mild warmth, typically in sealed retorts within an , to generate new vital essences akin to biological . Projection, the climactic act of transmutation, consisted of casting a small quantity of prepared or powder onto molten in a crucible, purportedly converting it to through instantaneous reaction, as described in 17th-century accounts but rooted in medieval recipes. To protect their knowledge from rivals, charlatans, and religious authorities, alchemists practiced through cryptic notations, using symbols, anagrams, and pseudonyms in manuscripts; for instance, employed ciphers in correspondence to vet potential collaborators in the . Safety measures included working in ventilated spaces to avoid toxic fumes from mercury and , wearing protective gloves from animal hides, and storing volatile materials in cooled cellars, though accidents like explosions from overheated furnaces were common risks. Alchemists relied on empirical observations, particularly color changes, to gauge reaction progress, prefiguring systematic methodology; Zosimos noted how mercury vapors whitened , interpreting shifts from black () to white () and red () as indicators of successful transmutation. These visual cues, recorded in laboratory notes, emphasized repeatable outcomes over theoretical .

Symbolic and Hermetic Texts

Alchemical knowledge was often conveyed through cryptic texts and symbolic imagery to preserve secrecy and protect practitioners from persecution by religious or secular authorities. These encoded writings, drawing from esoteric traditions, employed metaphors, ciphers, and visual emblems to obscure practical instructions and philosophical insights from the uninitiated. Such concealment was essential in an era when alchemy's pursuits could be deemed heretical, allowing adepts to transmit transformative processes under the guise of mythology or allegory. The , or Tabula Smaragdina, stands as a foundational cryptic text in alchemy, likely originating between the 6th and 8th centuries CE in an Arabic context with possible Syriac roots. Comprising 12–14 aphorisms, it articulates principles of unity between the macrocosm and microcosm, emphasizing operations that mirror cosmic creation and dissolution. Key phrases, such as "That which is above is from that which is below," encapsulate the text's core doctrine of harmonious transformation, influencing alchemical interpretations of the as a unifying agent. Medieval and commentators viewed it as a blueprint for transmutative work, with its concise, enigmatic style demanding layered . The Hermetica corpus, compiled in the 2nd–3rd centuries CE, further exemplifies this hermetic encoding, blending Neoplatonic philosophy with proto-alchemical directives. Attributed to , these Greek treatises, including the Latin , explore divine unity, cosmic emanation, and material operations through dialogues that fuse metaphysical speculation with practical symbolism. The , for instance, integrates Neoplatonic ideas of the One with instructions on animating statues and harnessing elemental forces, serving as a bridge between spiritual ascent and alchemical manipulation. This synthesis provided alchemists with a philosophical framework for viewing laboratory processes as microcosmic reflections of divine creation. Emblem books like Michael Maier's Atalanta Fugiens (1617) advanced symbolic representation through intricate engravings that depicted mythological scenes to encode alchemical stages. Published in , this work features 50 emblems, each combining visual art, epigrams, and even musical fugues to illustrate processes such as dissolution and conjunction. Mythical narratives, such as the pursuit of by , allegorize the volatilization and fixation of substances, rendering abstract operations tangible yet veiled. These multimedia emblems not only concealed knowledge but also invited initiates to decode layers of meaning, reinforcing alchemy's interdisciplinary nature. Ciphers permeated these texts, with animal symbols and astrological glyphs serving as veiled references to materials and processes. For example, the frequently symbolized mercury—prima materia's volatile essence—depicted as devouring its tail () to represent cyclical dissolution and rebirth. Astrological signs, like ♂ for iron or ☉ for , further obscured recipes, allowing alchemists to evade scrutiny from the Church by presenting work as astrological or mythical lore rather than empirical . This symbolic ensured that only prepared readers could access the transformative secrets.

Legacy in Modernity

Influence on Chemistry and Science

Alchemy's empirical practices significantly influenced the development of modern chemistry by providing foundational experimental techniques and observations that later scientists refined into systematic scientific methods. In 1661, Robert Boyle published The Sceptical Chymist, a work that critiqued Aristotelian and Paracelsian elemental theories prevalent in alchemy while advocating for corpuscularianism and rigorous experimentation to identify true chemical principles. This text distinguished chemistry as a mechanistic science from alchemy's speculative pursuits, yet it built directly on alchemical laboratory methods, such as distillation and fire analysis, to argue for the limitations of traditional decompositions. Alchemical investigations into and material transformations contributed to key discoveries that bridged the gap to modern theory. For instance, in 1669, the German alchemist isolated by distilling fermented urine in his quest for the , revealing a new element that glowed and ignited spontaneously, thus expanding knowledge of reactive substances. Building on such traditions of studying and , developed his oxygen theory in the 1770s, demonstrating through precise weighings that involves the fixation of oxygen from air rather than the emission of a hypothetical phlogiston, thereby establishing as a core chemical principle. Institutional advancements further propelled this shift, as the Royal Society, founded in , incorporated members with deep alchemical backgrounds who emphasized quantitative approaches over mystical interpretations. Figures like , a founding fellow, integrated alchemical experimentation into the Society's ethos of empirical verification, fostering publications and discussions that prioritized measurable outcomes in chemical reactions. This environment encouraged the adoption of balances and precise measurements, transforming qualitative alchemical observations into the quantitative foundations of chemistry. Even as chemistry emerged, alchemical motifs endured in pedagogical tools of the late 17th and 18th centuries. Newton's extensive alchemical notes from the late 1600s included early conceptions of chemical affinities—selective attractions between substances—that informed affinity tables, graphic representations predicting reaction outcomes based on empirical hierarchies. These tables, first systematically presented by Étienne-François Geoffroy in 1718 and expanded by in 1775, appeared prominently in early chemistry textbooks, using alchemical symbols and observational data to organize affinities among acids, metals, and salts, thus perpetuating alchemical organizational principles in scientific education.

Esoteric and Psychological Interpretations

In the late 19th century, the , founded in 1875 by Helena Petrovna Blavatsky and in New York, played a pivotal role in reviving interest in alchemy as a spiritual discipline rather than a merely material pursuit. Blavatsky reinterpreted alchemical texts through a theosophical lens, emphasizing their symbolic, , and spiritual dimensions as pathways to enlightenment and universal wisdom. In her work The Key to Theosophy (1889), she described alchemy's language as inherently symbolical, with a "purely and spiritual" meaning that aligned with theosophy's goal of awakening latent human and fostering brotherhood across religions. This reinterpretation positioned alchemy within a broader esoteric framework, drawing on Hermetic, Kabbalistic, and Eastern traditions to promote inner transformation and cosmic unity, influencing subsequent movements. Building on this revival, the Hermetic Order of the Golden Dawn, established in in by , Samuel Liddell Mathers, and , integrated alchemical principles into its initiatory rituals to achieve personal and spiritual ascent. The order's curriculum blended alchemy with , , and , using symbolic operations—such as invocations and visualizations of alchemical processes—to facilitate the practitioner's inner alchemical work and union with the divine. These rituals, detailed in foundational texts like the , aimed at progressive grades of initiation that mirrored alchemical transmutation, enabling members to attain direct experiential knowledge () of higher realities and . The Golden Dawn's emphasis on practical esotericism spread alchemical symbolism widely, impacting figures like and . In the 1920s and 1930s, the pseudonymous French alchemist further advanced esoteric critiques of historical alchemical texts by decoding architectural symbols in Gothic cathedrals as guides to the Great Work. In Le Mystère des Cathédrales (1926), analyzed sculptures and motifs at sites like and , interpreting them as veiled representations of alchemical operations, such as the and elemental transformations, intended for initiates. He argued that these structures encoded Hermetic wisdom from medieval builders, serving as silent textbooks for spiritual adepts pursuing inner enlightenment amid external decay. A follow-up work, Les Demeures Philosophales (1930), extended this analysis to châteaux and other buildings, reinforcing alchemy's role as an esoteric tradition preserved in stone for contemplative . 's enigmatic writings, published under pseudonym to protect their profundity, inspired 20th-century occultists to view everyday symbols as portals to transformative knowledge. The most influential psychological reinterpretation came from Carl Gustav Jung, who in (1944) framed alchemy as a projection of the psyche's process—the journey toward wholeness and . Jung mapped the traditional stages of the magnum opus onto psychological dynamics: for instance, the (blackening) symbolized confrontation with , the repressed and unconscious aspects of the personality that must be integrated to dissolve ego illusions. Drawing on alchemical treatises like those of Gerhard Dorn and Michael Maier, he viewed the alchemist's laboratory as an inner stage where archetypes emerged through dreams and fantasies, facilitating the emergence of the . This therapeutic lens transformed alchemy from obsolete science into a model for modern , influencing analytical by emphasizing symbolic work for healing fragmentation. Jung's approach, grounded in extensive study of over 500 alchemical texts, underscored the universality of these processes across cultures.

Representations in Literature and Culture

Alchemy's portrayal in literature often draws on its transformative symbolism to explore themes of ambition, redemption, and the human quest for transcendence. Johann Wolfgang von Goethe's Faust (1808) exemplifies this by dramatizing the alchemical magnum opus—the great work of spiritual and material transmutation—as the protagonist's pact with Mephistopheles and his ceaseless striving for ultimate knowledge. In the narrative, Faust's journey mirrors the alchemical process of purification and synthesis, where base elements are refined into higher forms, reflecting Goethe's own view of the work as a personal opus magnum or divine endeavor. This depiction influenced later interpretations of alchemy as a metaphor for existential pursuit rather than literal metallurgy. In visual arts, alchemy has inspired artists to blend mystical symbolism with critique of rationalism. William Blake's Newton (1795), a color print depicting the scientist engrossed in geometric calculations amid a natural seascape, portrays as an alchemist-like figure whose empirical and pursuits—such as his historical studies in hermetic transmutation—Blake deemed misguided, symbolizing the limitations of material science over imaginative vision. Later, incorporated alchemical motifs into his surrealist oeuvre, notably in Alchimie des Philosophes (1976), a series of 10 intaglio and lithographic prints that reinterpret ancient alchemical texts through dreamlike imagery, fusing physical transmutation (e.g., the ) with spiritual purification to evoke and the . These works highlight alchemy's evolution from esotericism to modern psychological exploration. Twentieth- and twenty-first-century media have reimagined alchemy as a narrative device for personal and societal transformation. Paulo Coelho's The Alchemist (1988), a bestselling , employs alchemy as a for the Santiago's quest to realize his "Personal Legend," portraying the alchemical process of turning as analogous to self-development, patience, and alignment with the universe's interconnected forces. Similarly, Alejandro Jodorowsky's The Holy Mountain (1973) uses alchemical symbolism extensively, with an alchemist figure transmuting excrement into to initiate a group's ascent toward enlightenment, representing the stages of purification, planetary archetypes, and the illusion of spiritual quests in a surreal critique of . Cultural motifs derived from alchemy persist in symbolic systems like and , adapting historical secrecy into emblems of balance and initiation. The Temperance card (XIV) in decks symbolizes alchemical harmony, depicting an angel blending water between vessels to represent the transmutation of into , evoking the solve et —dissolve and coagulate— central to alchemical renewal. In , alchemical motifs such as the transmutation of the "rough " (unrefined stone) into the "perfect " echo the great work, evolving from operative secrecy in medieval guilds to moral and spiritual allegory in modern rites, where symbols like the square and compass signify equilibrium between elements. These representations underscore alchemy's enduring role in fostering introspection and communal mystery.

References

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