Opal: Rough and Cut Shoa Province, Ethiopia |
Danburite rough and cut San Luis Potosi, Mexico |
Beryl var. Aquamarine Quy Chau District, Nghe An Province, Vietnam |
Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Apophyllite with Scolecite Jalisgoan, near Jalgoan, Maharashtra State, India |