Italy, India, USA, Canada
Mexico
White, Colorless, Green, Yellow, Brown, Brown, Colorless, Yellow, White, Green
Yellow, Brownish, Reddish, White, Colorless, Blue, Green, Yellow, Green, Yellow, Brownish, Reddish, White, Colorless, Blue, Green, Yellow, Green, Violet, pink, Yellow, Green, Violet, pink
White
White, Green, White, Green
Brittle, Uneven, Brittle, Uneven
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
NaCa16Si23AlO60(OH)8•64(H2O)
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)