Tenacity
-
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
4.43-4.463.25-3.35
1
7.18
👆🏻
Fracture
-
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect
Perfect in three directions
Mohs Hardness
3-3.55
2
10
👆🏻
Chemical Composition
BaSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references