Wulfenite Wulfenite from Villa Ahumada, Sierra de Los Lamentos, Chihuahua, Mexico |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Lapis Lazuli (polished and carved) Sar-e-Sang, Badakhshan Province, Afghanistan |
Diopside Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania |
Sphalerite on Quartz Shuikoushan Lead/Zinc Mine, Chaling, Hunan Province, China |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |