Bournonite - image 1
Photo by Christi Cramer

Bournonite

Bournonite crystals on matrix, 3.5 cm, from Potosi department, Bolivia. Photographed using iPhone SE camera software; edited/stacked with Lightroom and Photoshop on a desktop computer; no background replacement. Tom Gressman collection; Christi Cramer smartphone photo.

Product details

SpeciesBournonite
SizeMiniature
Dimensions3.5 cm
Added on08/17/2026
LocalityBolivia, Potosí
Publications
  • Mineralogical Record 51 6 page 104
Current owner
T
tom.gressman@minrec.org
Member since 2025

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.
Bournonite
Regional guide
Bournonite from Potosí
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Locality guide
Potosí
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