Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.80-5.505.35
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Indistinct
Perfect on {100}, imperfect on {001}
Mohs Hardness
5-5.52.5
2
10
👆🏻
Chemical Composition
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)