Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99992.30
1
7.18
👆🏻
Fracture
-
-
Cleavage
None
None
Mohs Hardness
3-42
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)