Afghanistan, Southern and central Africa
Russia, Brazil, Madagascar, USA, Russia, Brazil, Yellow, Madagascar, Namibia, USA, Russia, Brazil, Yellow, Madagascar, Namibia, USA
Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Not Available
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Not Available