Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.23-3.263.90-4.00
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {010} imperfect on {100}
Perfect on {001}, good on {210}, poor on {010}
Mohs Hardness
6.5-73-3.5
2
10
👆🏻
Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references