Copper
Unknown Owner
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A loose very sharply formed and largest crystal of native copper. In great condition, this is an excellent patina. The specimen comes with a previous Museum label as shown at the end of the video.
Product details
SpeciesCopper
SizeMiniature
Dimensions2.7 x 1.6 x 1.2 cm
Added on06/20/2025
LocalityUSA, Michigan, Keweenaw County
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 12/2025 | Unknown Owner | $340.00 |
| — | Weinrich Minerals | Not disclosed |
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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
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