Tenacity
Brittle
Brittle
Solubility
Effervesces in hot HCl
-
Durability
-
-
Specific Gravity
2.92-3.125.9-6.3
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
[10 1 1] perfect
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
3.5-4.54.5-5
2
10
👆🏻
Chemical Composition
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references