Dioptase Altyn-Tyube, Karagandy Oblast, Kazakhstan |
Opal var. Hyalite San Luis Potosi, Mexico |
Tourmaline Var. Elbaite Kunar Province, Afganistan |
Opal: Rough and Cut Shoa Province, Ethiopia |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Quartz, var. Herkimer Diamond Ace of Diamonds Mine, Herkimer County, New York |