Tenacity
Brittle
Brittle
Solubility
Effervesces in hot HCl
-
Durability
-
-
Specific Gravity
2.92-3.123.90-4.00
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
[10 1 1] perfect
Perfect on {001}, good on {210}, poor on {010}
Mohs Hardness
3.5-4.53-3.5
2
10
👆🏻
Chemical Composition
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references