Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.80-5.502.97-3.03
1
7.18
👆🏻
Fracture
-
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Indistinct
{001} Poor
Mohs Hardness
5-5.57
2
10
👆🏻
Chemical Composition
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references