Yushkinite

General Information:
 Chemical Formula:
V1-xS·n(Mg,Al)(OH)2
 IMA Status:
Approved IMA
Physical Properties:
 Color:
violet, red lilac, or pinkish gray.
 Density:
2.94
 Diaphaniety:
Opaque
 Hardness:
1 - Talc
 Luster:
Metallic
 Streak:
reddish gray
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