Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99993.23-3.26
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
None
Perfect on {010} imperfect on {100}
Mohs Hardness
3-46.5-7
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)