Tenacity
Brittle
Flexible
Solubility
-
Soluble
Durability
-
-
Specific Gravity
5.9-6.32.20-2.40
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal, Splintery, Fibrous
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Perfect on {010}, distinct on {100}
Mohs Hardness
4.5-52
2
10
👆🏻
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)