Copper - image 1
Photo by Jeff Scovil

Copper

T

Tom Cooper
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Copper crystal group, 20.5 cm, from the Keweenaw Peninsula, Michigan. Ex Charles M. Noll collection, Marquette University, and Seaman Mineral Museum collection; Jeff Scovil photo.

Product details

Species
CopperAbout Copper →
SizeLarge Cabinet
Dimensions20.5 cm
Added on02/13/2026
Locality
USA, Michigan, Keweenaw PeninsulaRegional guide →
Publications
  • Mineralogical Record Mineral Collections In Pacific Northwest page 38

Known provenance

DateCollectorAcquisition price
—Seaman Mineral MuseumNot disclosed
—Marquette UniversityNot disclosed
—Charles M. NollNot disclosed

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.
Copper
Regional guide
Copper from Keweenaw Peninsula, Michigan, USA
Keweenaw Peninsula copper - classic native copper from Michigan, famed for wiry arborescent sprays, sharp crystal faces, and historic mines prized by collector…