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  2. Philosopher's stone - Wikipedia

    en.wikipedia.org/wiki/Philosopher's_stone

    Philosopher's stone. The Alchymist, in Search of the Philosopher's Stone by Joseph Wright of Derby, 1771. The philosopher's stone[a] is a mythic alchemical substance capable of turning base metals such as mercury into gold or silver [b]; it was also known as "the tincture" and "the powder". Alchemists additionally believed that it could be used ...

  3. Alchemy - Wikipedia

    en.wikipedia.org/wiki/Alchemy

    e. 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]

  4. Alchemical symbol - Wikipedia

    en.wikipedia.org/wiki/Alchemical_symbol

    Alchemical symbols were used to denote chemical elements and compounds, as well as alchemical apparatus and processes, until the 18th century. Although notation was partly standardized, style and symbol varied between alchemists. Lüdy-Tenger [1] published an inventory of 3,695 symbols and variants, and that was not exhaustive, omitting for ...

  5. The Twelve Keys of Basil Valentine - Wikipedia

    en.wikipedia.org/wiki/The_Twelve_Keys_of_Basil...

    The first Basil Valentine book to discuss the keys is Ein kurtz summarischer Tractat, von dem grossen Stein der Uralten ("A Short Summary Tract: Of the great stone of the ancients"), 1599. The first part of the book is a discussion of general alchemical principles and advice about the philosopher's stone .

  6. Classical element - Wikipedia

    en.wikipedia.org/wiki/Classical_element

    The classical elements typically refer to earth, water, air, fire, and (later) aether which were proposed to explain the nature and complexity of all matter in terms of simpler substances. [1][2] Ancient cultures in Greece, Angola, Tibet, India, and Mali had similar lists which sometimes referred, in local languages, to "air" as "wind", and to ...

  7. Outline of alchemy - Wikipedia

    en.wikipedia.org/wiki/Outline_of_alchemy

    Inner Garden Alchemy Research Group: a non-profit foundation that aims to transmit the alchemical tradition. Alchemy on In Our Time at the BBC; Dictionary of the History of Ideas: Alchemy; Book of Secrets: Alchemy and the European Imagination, 1500-2000 – A digital exhibition from the Beinecke Rare Book and Manuscript Library at Yale University

  8. Magnum opus (alchemy) - Wikipedia

    en.wikipedia.org/wiki/Magnum_opus_(alchemy)

    Magnum opus (alchemy) In alchemy, the Magnum Opus or Great Work is a term for the process of working with the prima materia to create the philosopher's stone. It has been used to describe personal and spiritual transmutation in the Hermetic tradition, attached to laboratory processes and chemical color changes, used as a model for the ...

  9. Prima materia - Wikipedia

    en.wikipedia.org/wiki/Prima_materia

    In alchemy and philosophy, prima materia, materia prima or first matter (for a philosophical exposition refer to: Prime Matter), is the ubiquitous starting material required for the alchemical magnum opus and the creation of the philosopher's stone. It is the primitive formless base of all matter similar to chaos, the quintessence or aether.