Colorless, Yellow, Brown, Green, Colorless, Green, Yellow, Red, Reddish, Brown
Colorless, Reddish, White, pink, Green, Yellow, Violet, White, pink, Green, Yellow, Violet, White, Colorless, Blue, Green, Brown, Yellow, pink, Violet, White, pink, Green, Yellow, Violet
Brittle, Metallic, Brittle, Metallic
Uneven, UnevenArthur Thomas, Gemstones (2009)
Ca(Mg,Al)3(Al3Si)O10(OH)2
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.