Opal (polished) Jalisco, Mexico |
Tourmaline Var. Elbaite Kunar Province, Afganistan |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Opal: Rough and Cut Shoa Province, Ethiopia |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |