Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.16-3.232.08-2.16
1
7.18
👆🏻
Fracture
Conchoidal, Uneven, Conchoidal to uneven
Irregular/uneven
Cleavage
[0001] indistinct, [1010] indistinct
distinct/good on {1011}
Mohs Hardness
54.5
2
10
👆🏻
Chemical Composition
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)