Diana's Tree ( Arbor Diana or Dianae ) is one of the most intriguing creations of alchemy. Its delicate branches of crystallized silver...

Silverpoint is a drawing medium with distinct artistic potential. This delicate and precise medium has a rich history, unique properties,...

Fulminating silver is a term applicable to a number of silver base d explosives which "fulminate" or detonate easily and violently,...

Testing metals is a precise and varied process in the ancient world. It's a crucial skill in ensuring fair trade and preventing fraud....

Asem is a stock metal mix in alchemy , usually prepared in quantity ahead of time and added to alchemical recipes as needed. Asem is...

Argyropoeia is the process of making silver from another metal, such as copper. Although gold-making or chrysopoeia is better known,...

Galena (PbS) is the primary lead ore for centuries. Lead can be smelted from galena in a regular wood fire. Some galena deposits contain...

Cupellation is an ancient alchemy process used in metal separation. Alchemy comes from metallurgy and early medicine. The processes of...

Agathodaemon (Agathodiamon) is an alchemist of ancient Alexandria. A snake god protector of the sparkling port city bears the same name....