Opal: Rough and Cut Shoa Province, Ethiopia |
Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |
Opal (polished) Jalisco, Mexico |
Zoisite Var. Tanzanite Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |