Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.13-3.26-9999
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
None
None
Mohs Hardness
-99993-4
2
10
👆🏻
Chemical Composition
Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite