AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper (naturally crystallized native copper) on Quartz

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Copper (naturally crystallized native copper) on Quartz from Keweenaw Peninsula Copper District, Michigan

 
Copper (naturally crystallized native copper) on Quartz from Keweenaw Peninsula Copper District, Michigan

Copper (naturally crystallized native copper) on Quartz from Keweenaw Peninsula Copper District, Michigan

Copper (naturally crystallized native copper) on Quartz from Keweenaw Peninsula Copper District, Michigan

DESCRIPTION:No. 72457
Mineral:Copper (naturally crystallized native copper) on Quartz
Locality:Keweenaw Peninsula Copper District, Michigan
Description:Sheet formation of native copper crystals (naturally occurring copper crystals) with fragments of greenish milky quartz trapped in the copper. The copper crystals have a reddish color due to surface alteration to cuprite. Collected ca. 1950
Overall Size:6x3.5x2 cm
Crystals:micro
Status: Sold - Posted here for reference only
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