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Bournonite (“cogwheel”)
Bournonite (“cogwheel”) Bournonite (“cogwheel”)
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Bournonite (“cogwheel”) (Ref: 821501671)

Viboras Mine, Machacamarca, Potosi Department, Bolivia" /> $169
I have to say up front that this piece simply is better than the photos indicate. The HIGH luster of the faces made it difficult to photograph. The specimen is in great shape overall, and the robust crystals with their sharp, well-defined surfaces are very hard to find from this mine. The piece is
Data last checked on 14th Sep 2021 - specimen may no longer be available

From: Mineral Classics
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See Also

Bournonite (“cogwheel”) on matrix
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$121
91mm x 47mm x 38mm
From: Mineral Classics
Bournonite on Quartz
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$218
29mm x 16mm x 15mm
From: Mineral Classics
Bournonite on Quartz
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$290
62mm x 54mm x 32mm
From: Mineral Classics
Bournonite (“cogwheel”-esque twins)
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$314
29mm x 22mm x 19mm
From: Mineral Classics
Bournonite (“cogwheels”)
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$338
37mm x 20mm x 12mm
From: Mineral Classics
Bournonite
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$362
31mm x 30mm x 19mm
From: Mineral Classics
Bournonite
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$483
42mm x 26mm x 25mm
From: Mineral Classics
Bournonite
Viboras Mi" />
$290
25mm x 20mm x 16mm
From: Mineral Classics
Bournonite
Viboras Mine, Machacamarca, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
$580
34mm x 25mm x 4mm
From: Mineral Classics
Bournonite
Viboras Mine, Machacamarca mining dstrict, Cornelio Saavedra Province, Potosi, Bolivia
$355 *
48mm x 38mm x 20mm
From: Taranis Minerals
Bournonite
Machacamarca Mine, Potosi Dept., Bolivia
$150
25mm x 23mm x 15mm
From: Marin Minerals
Bournonite on Sphalerite
Machacamarca Mine, Potosí Department, Bolivia
$200
82mm x 60mm x 30mm
From: Marin Minerals
Bournonite
Machacamarca Mine, Potosi Dept., Bolivia
$90
24mm x 23mm x 15mm
From: Marin Minerals
Bournonite
Machacamarca District, Potosi Department, Bolivia
$400
50mm x 40mm x 25mm
From: Marin Minerals
Hematite /(pseudomorph after Siderite) /on Microcline with Fluorite
R. A. Kosnar Yucca Hill Claim, Park County, Colorado" />
$387
82mm x 67mm x 37mm
From: Mineral Classics
* price is an approximate conversion and may not be accurate.

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