Bournonite
Unknown Owner
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Semi lustrous metallic twinned crystals of bournonite averaging 0.5 cm in size acrostic pyrite matrix with minor quartz and sphalerite. In good condition with minimal micro-damage present.
Product details
SpeciesBournonite
SizeMiniature
Dimensions5.0 x 4.5 x 3.0 cm
Added on11/22/2025
LocalityPeru, La Libertad, Quiruvilca Mine
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 12/2025 | Unknown Owner | $50.00 |
| — | Weinrich Minerals | Not disclosed |
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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
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