Olmiite on Calcite N Chwanning II Mine, Kuruman, Republic of South Africa |
Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Danburite rough and cut San Luis Potosi, Mexico |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |