Afghanistan, Brazil, Mozambique, Pakistan, Sri Lanka
India, Canada, Brazil
Blue
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
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.