Crystal: Tanzanite Chemical Composition: (Ca2Al3O(OH)(SiO4)(Si2O7)) Detail: Tanzanite is a calcium aluminium silicate hydroxide mineral. Origin: Africa
Crystal: Tanzanite Chemical Composition: (Ca2Al3O(OH)(SiO4)(Si2O7)) Detail: Tanzanite is a calcium aluminium silicate hydroxide mineral. Origin: Africa