Diopside Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania |
Wulfenite Wulfenite from Villa Ahumada, Sierra de Los Lamentos, Chihuahua, Mexico |
Azurite w/ Malachite Milpillas Mine, Sonora, Mexico |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Lapis Lazuli (polished and carved) Sar-e-Sang, Badakhshan Province, Afghanistan |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |