Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.004.00-4.65
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Sub-Conchoidal
Cleavage
Perfect on {001}, good on {210}, poor on {010}
Perfect on [1011]
Mohs Hardness
3-3.55-5.5
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references