Copper
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A fine bifurcating, copper specimen from the classic Bisbee locality, crystallized from top to bottom, back and front. This fine piece consists of hackly, crudely crystallized copper crystals with a bright, golden-copper patina. Ex. W. Simpson and Mullane Collections.
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Unknown Owner
Previous owners
| Date | Collector | Acquisition price |
|---|---|---|
| — | 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
Copper from Bisbee, Arizona, USA
Bisbee copper, Arizona — arborescent native copper with cuprite and malachite patina from the Warren district; prized for provenance, crystal form, and oxidize…Locality guide
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