Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Opal: Rough and Cut Shoa Province, Ethiopia |
Danburite rough and cut San Luis Potosi, Mexico |
Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |
Quartz, var. Herkimer Diamond Ace of Diamonds Mine, Herkimer County, New York |