| | |   Brookite. Description from the source:
 Brookite (Ti O2 orth.), Magnet Cove, Arkansas, USA. Perfect, geminated black crystals. 1,5x1,2x1 cm; 10 g with box.
 Source: Simone Citon
 Contributor: John Gray
 Acquired: 28 January, 2009
 Text Updated: 29 January, 2009
 Price: Trade
 Size: 0.6"
 Composition: TiO2
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