Copper, Prehnite
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Copper wire on prehnite, 4.8 cm, from the Iroquois mine, Keweenaw County, Michigan.
Product details
SizeMiniature
Dimensions4.8 cm
Added on02/13/2026
LocalityUSA, Michigan, Iroquois Mine
Publications
- Mineralogical Record Mineral Collections In California page 204
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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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