Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99992.32-2.38
1
7.18
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Fracture
-
ConchoidalWalter Schumann
Cleavage
None
None
Mohs Hardness
3-45.5
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)