Bournonite on Pyrite - image 1

Bournonite on Pyrite

A

Alexander Schauss
0 for sale
Bournonite on pyrite, 3.3 cm, from the Machacamarca mine, Cornelia Saavedra Province, Potosi Department, Bolivia. Ex Brian Kosnar, ex Mike Bergmann; Jeff Scovil photo.

Product details

Species
Bournonite, PyriteAbout Bournonite →
SizeMiniature
Dimensions3.3 cm
Added on02/13/2026
Locality
Bolivia, Potosí, Machacamarca Mine
Publications
  • Mineralogical Record Refined Elegance page 121

Known provenance

DateCollectorAcquisition price
—Mike BergmannNot disclosed
—Brian KosnarNot disclosed

Learn more

Bournonite
Mineral guide
Learn about Bournonite
steel-gray to black sulfosalt famed for cogwheel twinning and metallic luster; prized by collectors for iconic gears and historic localities.
Regional guide
Bournonite from Machacamarca Mine
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