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K 2 CO 3; Pearlash – formed by baking potash in a kiln. Milk of sulfur (lac sulphuris) – formed by adding an acid to thion hudor (lime sulfur). Natron/soda ash/soda – sodium carbonate. Na 2 CO 3; Nitrum flammans – ammonium nitrate. Sugar of lead – lead(II) acetate, formed by dissolving lead oxide in vinegar.
A table of alchemical symbols from Basil Valentine's The Last Will and Testament, 1670 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.
The Tabula Affinitatum. The Tabula Affinitatum is a table of chemical affinities between substances. [1]Commissioned around 1766 by the pharmacist Hubert Franz Hoefer for the apothecary's shop of the Grand Duke of Florence, this large table of chemical substances was designed to guide the preparer of pharmaceutical remedies in identifying the compounds most likely to combine with one another.
A classic diagram has one square inscribed in the other, with the corners of one being the classical elements, and the corners of the other being the properties. The opposite corner is the opposite of these properties, "hot – cold" and "dry – wet".
Alchemical Symbols is a Unicode block containing symbols for chemicals and substances used in ancient and medieval alchemy texts. Many of the symbols are duplicates or redundant with previous characters.
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
The Mirror of Alchimy appeared at a time when there was an explosion of interest in Bacon, magic and alchemy in England. The evidence of this is seen in popular plays of the time such as Marlowe's Dr. Faustus (c. 1588), Greene's Friar Bacon and Friar Bungay (1589), and Jonson's The Alchemist (1610). [ 7 ]
Crucially, the table was the central graphic tool used to teach chemistry to students and its visual arrangement was often combined with other kinds diagrams. Joseph Black, for example, used the table in combination with chiastic and circlet diagrams to visualise the core principles of chemical affinity. [11]