Quartz, var. Herkimer Diamond Ace of Diamonds Mine, Herkimer County, New York |
Opal: Rough and Cut Shoa Province, Ethiopia |
Zoisite Var. Tanzanite Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania |
Dioptase Altyn-Tyube, Karagandy Oblast, Kazakhstan |
Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |