Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Azurite w/ Malachite Milpillas Mine, Sonora, Mexico |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Opal var. Hyalite San Luis Potosi, Mexico |
Danburite rough and cut San Luis Potosi, Mexico |