Adamite on Limonite Ojuela Mine, Mapimi, Durango, Mexico |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Quartz, var. Herkimer Diamond Ace of Diamonds Mine, Herkimer County, New York |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Sphalerite on Quartz Shuikoushan Lead/Zinc Mine, Chaling, Hunan Province, China |