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  2. Alchemical symbol - Wikipedia

    en.wikipedia.org/wiki/Alchemical_symbol

    Alchemical symbols before Lavoisier. 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 ...

  3. Philosopher's stone - Wikipedia

    en.wikipedia.org/wiki/Philosopher's_stone

    [1] [2] For many centuries, it was the most sought-after goal in alchemy. The philosopher's stone was the central symbol of the mystical terminology of alchemy, symbolizing perfection at its finest, divine illumination, and heavenly bliss. Efforts to discover the philosopher's stone were known as the Magnum Opus ("Great Work"). [3]

  4. Prima materia - Wikipedia

    en.wikipedia.org/wiki/Prima_materia

    The cubes represent 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 ...

  5. List of alchemical substances - Wikipedia

    en.wikipedia.org/wiki/List_of_alchemical_substances

    Na 2 SO 4; Sal alembroth – salt composed of chlorides of ammonium and mercury. Sal ammoniac – ammonium chloride. Sal petrae (Med. Latin: "stone salt")/salt of petra/saltpetre/nitrate of potash – potassium nitrate, KNO 3, typically mined from covered dungheaps. Salt/common salt – a mineral, sodium chloride, NaCl, formed by evaporating ...

  6. Alchemy - Wikipedia

    en.wikipedia.org/wiki/Alchemy

    Alchemy (from Arabic: al-kīmiyā; from Ancient Greek: χυμεία, khumeía) [1] is an ancient branch of natural philosophy, a philosophical and protoscientific tradition that was historically practised in China, India, the Muslim world, and Europe. [2] In its Western form, alchemy is first attested in a number of pseudepigraphical texts ...

  7. Outline of alchemy - Wikipedia

    en.wikipedia.org/wiki/Outline_of_alchemy

    Septenary of the seven metals and Classical planets in Western alchemy. Lead • tin • copper • iron • mercury • silver • gold. Saturn • Jupiter • Venus • Mars • Mercury • Moon • Sun. Tria Prima (three primes) Salt • mercury • sulfur. Body • soul • spirit. Unity of opposites or coincidentia oppositorum. Hieros Gamos.

  8. Alkahest - Wikipedia

    en.wikipedia.org/wiki/Alkahest

    Alkahest. Image of Alchimia, the embodiment of alchemy. Woodcut published by Leonhard Thurneysser in 1574. Thurneysser was a student of Paracelsus. In Renaissance alchemy, alkahest was the theorized "universal solvent ". [ nb 1] It was supposed to be capable of dissolving any composite substance, including gold (then not considered an element ...

  9. History of chemistry - Wikipedia

    en.wikipedia.org/wiki/History_of_chemistry

    Alchemy is defined by the Hermetic quest for the philosopher's stone, the study of which is steeped in symbolic mysticism, and differs greatly from modern science. Alchemists toiled to make transformations on an esoteric (spiritual) and/or exoteric (practical) level. [ 24 ]