Copper - image 1

Copper

T

Tom Gressman
0 for sale
Copper, 2.7 cm, from the Mass mine, Ontonagon County, Michigan. Christi Cramer photo.

Product details

Species
CopperAbout Copper →
SizeMiniature
Dimensions2.7 cm
Added on02/13/2026
Locality
USA, Michigan, Ontonagon County
Publications
  • Mineralogical Record Mineral Collections In Arizona page 58

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 Ontonagon County
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