Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.80-5.505.05-5.22
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
Indistinct
None
Mohs Hardness
5-5.55.5-6
2
10
👆🏻
Chemical Composition
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)