Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.90-3.022.34-2.51
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
-
Cleavage
Indistinct on {110}
None
Mohs Hardness
5-5.5-9999
2
10
👆🏻
Chemical Composition
CaBePO 4(F,OH)Ulrich Henn and Claudio C.
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O