Halfbreed of Copper and Silver
Halfbreed of Copper and Silver from Keweenaw Peninsula Copper District, Houghton County, Michigan
Collection John Betts
Description Classic Halfbreed specimen with 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 Pfaff.
Locality Keweenaw Peninsula Copper District, Houghton County, Michigan
Dimensions 4.5 x 3.0 x 1.5 cm.
Specimen Grade C
Photograph © www.johnbetts-fineminerals.com - All Rights Reserved.

« Previous    Next »

Copper Mineral Detail Page