Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Adamite on Limonite Ojuela Mine, Mapimi, Durango, Mexico |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Opal var. Hyalite San Luis Potosi, Mexico |
Opal: Rough and Cut Shoa Province, Ethiopia |