General Information:
Chemical Formula:
(Ce,Nd,La)NbO4·0.3(H2O)
IMA Status:
Not Approved
Physical Properties:
Cleavage:
[???] Indistinct
Color:
dark red or black.
Density:
5.48
Diaphaniety:
Translucent to Opaque
Hardness:
5.5-6.5
Luster:
Vitreous - Metallic
Streak:
reddish brown
More details...