Namibite

General Information:
 Chemical Formula:
Cu++Bi2(VO4)O2
 Composition:
(Molecular Weight = 628.44 gm)
Vanadium 8.11 % V 
Copper 10.11 % Cu
Bismuth 66.51 % Bi
Oxygen 15.28 % O 
 Empirical Formula:
CuBi2(VO4)O2
 IMA Status:
Approved IMA 1980
 Locality:
Khorixas (formerly Welwitschia), northwestern Namibia.
 Name Origin:
Named for the country in which it is found.
Physical Properties:
 Cleavage:
[100] Good
 Color:
dark green.
 Density:
6.86
 Diaphaniety:
Translucent
 Habits:
Platy - Sheet forms (e.g. micas)., ,
 Hardness:
4.5-5
 Streak:
pistachio green
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