Copper
Unknown Owner
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This is a very large, thick and heavy natural specimen of penny-bright copper from the copper-mining district of Michigan. You can clearly see chunks of matrix from the host rock that surrounded this thick vein. The copper has retained its natural brightness on both sides of the specimen. This impressive specimen weighs over 2 pounds!
Product details
SpeciesCopper
SizeLarge Cabinet
Dimensions19.4 x 14.1 x 2.1 cm
Added on10/23/2024
LocalityUSA, Michigan, Keweenaw County
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 08/2024 | Unknown Owner | Not disclosed |
| — | The Arkenstone | 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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