White, Brown, pink
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
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.