Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Olmiite on Calcite N Chwanning II Mine, Kuruman, Republic of South Africa |
Opal: Rough and Cut Shoa Province, Ethiopia |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Azurite w/ Malachite Milpillas Mine, Sonora, Mexico |