Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |
Adamite on Limonite Ojuela Mine, Mapimi, Durango, Mexico |
Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Opal var. Hyalite San Luis Potosi, Mexico |
Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |