AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Silver and Copper var. Halfbreed

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Silver and Copper var. Halfbreed from Keweenaw Peninsula Copper District, Houghton County, Michigan

 
Silver and Copper var. Halfbreed from Keweenaw Peninsula Copper District, Houghton County, Michigan

Silver and Copper var. Halfbreed from Keweenaw Peninsula Copper District, Houghton County, Michigan

DESCRIPTION:No. 41989
Mineral:Silver and Copper var. Halfbreed
Locality:Keweenaw Peninsula Copper District, Houghton County, Michigan
Description:Arborescent formation of native silver crystals up to 5 mm long on one side of crystallized native copper with minor quartz and calcite filling voids. The silver content is at least a third of the specimen. Ex. Robert C. Lambert #378; acquired in 1991 from Neal A. Pfaff (19472013)
Overall Size:4.5x3x1.5 cm
Crystals:0.5-5.0 mm
Status: Sold - Posted here for reference only
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