Yellow, Brownish, Reddish, White, Colorless, Blue, Green, Yellow, Green, Yellow, Brownish, Reddish, White, Colorless, Blue, Green, Yellow, Green, Violet, pink, Yellow, Green, Violet, pink
Colorless, White, Yellow, White, Greenish, gray, Brown, Colorless, Yellow
White, Green, White, Green
White
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
Conchoidal, Brittle, Conchoidal
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references