Tenacity
-
-
Solubility
-
Partially soluble in water
Durability
-
-
Specific Gravity
-99991.77
1
7.18
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Fracture
-
-
Cleavage
None
Perfect on {10 1 0}
Mohs Hardness
3-42-2.5
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)