Aluminum Corundum aluminum oxide
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3D3DCorundum (aluminum oxide).
Description from the source:
Corundum (Al2 O3 trig.), India. Rough, complete, a bit deformed, as a horn. 4,5x2x1,8 cm; 34 g.
Source: Simone Citon
Contributor: John Gray
Acquired: 26 September, 2008
Text Updated: 28 September, 2008
Price: Trade
Size: 1.75"
Composition: Al2O3
Aluminum