Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.403.16-3.23
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven, Conchoidal to uneven
Cleavage
1,2 prismatic.
[0001] indistinct, [1010] indistinct
Mohs Hardness
5-65
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references