Copper
Unknown Owner
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Sharply formed dendritic twinned native copper throughout all sides of this matrix. This is from the well-known vein that went out into Lake Superior, the specimens were collected underwater. In great condition.
Product details
SpeciesCopper
SizeSmall Cabinet
Dimensions7.5 x 5.5 x 1.5 cm
Added on06/05/2025
LocalityUSA, Michigan, Keweenaw County
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 02/2026 | Unknown Owner | $100.00 |
| — | 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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