Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.16-3.233.22-3.40
1
7.18
👆🏻
Fracture
Conchoidal, Uneven, Conchoidal to uneven
Conchoidal
Cleavage
[0001] indistinct, [1010] indistinct
1,2 prismatic.
Mohs Hardness
55-6
2
10
👆🏻
Chemical Composition
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)