Brazil
Russia, Brazil, Madagascar, USA, Russia, Brazil, Yellow, Madagascar, Namibia, USA, Russia, Brazil, Yellow, Madagascar, Namibia, USA
Blue, Green, Colorless, White
Yellow
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Not Available
NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available