Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.80-5.503.16-3.43
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
Indistinct
{110} Good, {110} Good
Mohs Hardness
5-5.55-6
2
10
👆🏻
Chemical Composition
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)