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

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

DESCRIPTION:	No. 77869
Mineral:	Copper (naturally crystallized native copper)
Locality:	Keweenaw Peninsula Copper District, Michigan
Description:	Hackly native copper (naturally occurring copper) in a sculptural formation with remnants of greenish matrix in crevices. The copper crystallized around brecciated matrix resulting in unusual rectangular impressions from quartz fragments. Collected ca. 1970
Overall Size:	4.5x3.5x2.5 cm
Crystals:
Archived:	For reference only

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