Colorless, Yellow, Brown, Green, Colorless, Green, Yellow, Red, Reddish, Brown
Colorless, White, Yellow, Green, White, pink, Green, Yellow, Violet, White, pink, Green, Yellow, Violet
Brittle, Metallic, Brittle, Metallic
Uneven, Brittle, Uneven, Brittle, Uneven
Ca(Mg,Al)3(Al3Si)O10(OH)2
(K,Na)Ca4Si8O20(F,OH)•8(H2O)