Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |
Serandite with Aegirine Mont St. Hilaire, Quebec, Canada |
Quartz Var. Rose Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil |
Danburite rough and cut San Luis Potosi, Mexico |
Olmiite on matrix N Chwanning II Mine, Kuruman, Republic of South Africa |
Quartz var. Faden Dara Ismael Khan District, Waziristan, Pakistan |