Amethyst Crystal Flower from Ametista do Sul, Brazil gray calcite Each lot is similar to

Each lot is similar to the crystals pictured but may vary slightly in size and number of crystals

It was developed by Peter Johns at Middlesex University in 1990

yellow color triphane spodumene crystal from Laghman Afghanistan

Beautiful pink kunzite spodumene crystal from Alingar Pegmatite Field

Amethyst Crystal Flower from Ametista do Sul, Brazil gray calcite Each lot is similar toThis lavender color radial amethyst crystal "flower" comes from the renowned amethyst mines of Ametista do Sul, in Rio Grande do Sul, Brazil. Amethyst crystal flowers from Ametista do Sul formed over hundreds of thousands (or even millions) of years. They formed when silica saturated groundwater filled the narrow fissures in the basaltic volcanic rocks of the Serra Geral Formation (Lower Cretaceous in age). These beautiful amethyst crystals slowly