1 Physical Properties
1.1 Tenacity
1.2 Solubility
Effervesces in cold
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Splintery
Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven
1.6 Cleavage
Perfect on {100} and {010}
[0001] indistinct, [1010] indistinct
1.7 Mohs Hardness
1.8 Chemical Composition
Not Available
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references