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BV23
Bournonite
Machacamarca
District (Colavi District), Saavedra Province, Potosí Department,
Bolivia
7.5x
3.7x 3.1 cm
$335
A large and complete bournonite "cogwheel"
dramatically perched on a scrap of matrix. Also on the same
matrix are a few siderite rhombs. A beautiful miniature specimen.
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