Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.34-2.513.12
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
None
None
Mohs Hardness
-9999-9999
2
10
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Chemical Composition
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O
Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)