Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99992.08-2.16
1
7.18
👆🏻
Fracture
-
Irregular/uneven
Cleavage
None
distinct/good on {1011}
Mohs Hardness
3-44.5
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)