Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Wulfenite Wulfenite from Villa Ahumada, Sierra de Los Lamentos, Chihuahua, Mexico |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |