19BL17 Bournonite
Machacamarca District (Colavi District), Saavedra Province, Potosi Department, Boliviah
2.4x 2.1x 0.85 cm
$85

A nice thumbnail sized example of a bournonite "cogwheel" from Bolivia... it kind of reminds me of a coin.   







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MLF02 Bournonite
Yaogangxian Mine, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
3.7x3.3x 2.0 cm
$850
19BL20 Bournonite
Machacamarca District (Colavi District), Saavedra Province, Potosi Department, Boliviah
2.3x 1.9x 1.7 cm
$75
BBR07 Bournonite
Machacamarca District (Colavi District), Saavedra Province, Potosi Department, Bolivia
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