Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99993.50
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
None
None
Mohs Hardness
3-47
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)