Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Olmiite on Calcite N Chwanning II Mine, Kuruman, Republic of South Africa |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Danburite rough and cut San Luis Potosi, Mexico |
Quartz, var. Herkimer Diamond Ace of Diamonds Mine, Herkimer County, New York |
Olmiite on matrix N Chwanning II Mine, Kuruman, Republic of South Africa |