Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Adamite on Limonite Ojuela Mine, Mapimi, Durango, Mexico |
Opal: Rough and Cut Shoa Province, Ethiopia |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Wulfenite Wulfenite from Villa Ahumada, Sierra de Los Lamentos, Chihuahua, Mexico |