Tenacity
Brittle
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
2.90-2.986.13
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
3.52-3
2
10
👆🏻
Chemical Composition
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references