Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.16-3.233.50
1
7.18
👆🏻
Fracture
Conchoidal, Uneven, Conchoidal to uneven
Uneven, Conchoidal
Cleavage
[0001] indistinct, [1010] indistinct
None
Mohs Hardness
57
2
10
👆🏻
Chemical Composition
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)