Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.65-9999
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
-
Cleavage
None
None
Mohs Hardness
-99993-4
2
10
👆🏻
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite