Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Smithsonite Tsumeb Mine, Tsumeb, Namibia |
Adamite on Limonite Ojuela Mine, Mapimi, Durango, Mexico |
Opal var. Hyalite San Luis Potosi, Mexico |