  Scheelite.
Description from the source:
Scheelite (Ca WO4 tet.), Volchiy Mine, Chukotka Okrug, Russia. Very nice little example, with Scheelite octahedral crystals and black Cassiterite. 2x1,5x1,6 cm; 15 g.
Source: Simone Citon
Contributor: John Gray
Acquired: 30 September, 2008
Text Updated: 1 October, 2008
Price: Trade
Size: 0.75"
Composition: CaWO4
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