Bournonite, Chalcopyrite, Quartz - image 1
Photo by Jeff Scovil

Bournonite, Chalcopyrite, Quartz

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Bournonite, chalcopyrite and quartz, 11.5 cm, from the Herodsfoot mine, Liskeard, Cornwall, England. Bob Jones collection. Jeff Scovil photo.

Product details

Species
Bournonite, Chalcopyrite, QuartzAbout Bournonite →
SizeCabinet
Dimensions11.5 cm
Added on02/13/2026
Locality
UK, England, Herodsfoot MineRegional guide →
Publications
  • Mineralogical Record Mineral Collections In Arizona page 103

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 Herodsfoot Mine, Cornwall, UK
Herodsfoot Mine, Cornwall, UK — classic bournonite with cogwheel twins, dark metallic luster, often on quartz; prized for provenance and sculptural form.