  Cassiterite.
Description from the source:
Cassiterite (Sn O2 tet.), Viloco Mine, La Paz, Bolivia. Good quality crystals. 2,5x2x1 cm; 12 g.
Source: Simone Citon
Contributor: John Gray
Acquired: 10 January, 2009
Text Updated: 10 January, 2009
Price: Trade
Size: 1"
Composition: SnO2
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