  Huebnerite.
Description from the source:
Huebnerite (Mn+2 WO4 mon.), Huayllapon Mine, Pasto Bueno, Ancash, Peru. Very nice biterminated crystal, black reddish, with Quartz, high lustre. 6,5x3,5x1,8 cm; 82 g.
Source: Simone Citon
Contributor: John Gray
Acquired: 26 October, 2008
Text Updated: 16 March, 2009
Price: Trade
Size: 2.5"
Composition: MnWO4
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