12-23-2024, 04:28 PM
"There are even treatises by authorities, whom at least I shall not name, where they describe the ways in which they dye rock-crystals the color of emerald or other transparent stones, or make sardonyx from sard, and similarly various gems from others. Indeed, there is no fraud in life that is more profitable."
While no such treatise is preserved, traces of such texts are discernible in the so-called Stockholm papyrus, which gave numerous recipes to make imitation gemstones. The papyrus is usually classified as alchemical in nature, highlighting the links between medicine, gem making, and alchemy.
https://link.springer.com/chapter/10.100...-76398-4_2
While no such treatise is preserved, traces of such texts are discernible in the so-called Stockholm papyrus, which gave numerous recipes to make imitation gemstones. The papyrus is usually classified as alchemical in nature, highlighting the links between medicine, gem making, and alchemy.
https://link.springer.com/chapter/10.100...-76398-4_2