Opal var. Hyalite San Luis Potosi, Mexico |
Diopside Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania |
Dioptase Altyn-Tyube, Karagandy Oblast, Kazakhstan |
Azurite w/ Malachite Milpillas Mine, Sonora, Mexico |
Danburite rough and cut San Luis Potosi, Mexico |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |