Canada, Southern and central Africa, Italy, Australia, India
Not Available
Violet, Brownish, Yellow, Reddish, Pale pink
White, Colorless, Blue, Red, Green, Yellow, Violet
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca3Al2Si3O12