Copper - image 1

Copper

S

Sean Finneson
0 for sale
Copper with distinctive cuprite-tenorite patina, 16.7 cm, from Keweenaw County, Michigan. Tom Spann photo.

Product details

Species
CopperAbout Copper →
SizeLarge Cabinet
Dimensions16.7 cm
Added on02/13/2026
Locality
USA, Michigan, Keweenaw County
Publications
  • Mineralogical Record Mineral Collections In Pacific Northwest page 72

Learn more

Copper
Mineral guide
Learn about Copper
native copper with spinel-twinned crystals and arborescences; notable from Lake Superior, Itauz, Dongchuan, Corocoro, prized for color and localities.
Regional guide
Copper from Keweenaw County
Sign in to contribute