Tenacity
-
-
Solubility
Insoluble: HCl
-
Durability
-
-
Specific Gravity
3.61-3.683.85-3.94
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
[10 1 1] poor
{010} Good, {100} Distinct
Mohs Hardness
6-6.55-5.5
2
10
👆🏻
Chemical Composition
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)