Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99992.27-2.33
1
7.18
👆🏻
Fracture
-
-
Cleavage
None
Perfect
Mohs Hardness
3-45.5-6
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)