Olmiite on Calcite N Chwanning II Mine, Kuruman, Republic of South Africa |
Zoisite Var. Tanzanite Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania |
Quartz "Faden" Dara Ismael Khan District, Waziristan, Pakistan |
Diopside Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania |
Opal (rough and cut) Shoa Province, Ethiopia |
Tourmaline var. Uvite with Magnesite and Quartz Brumado, Bahia, Northeast Region, Brazil |