Copper
0 for sale·Member since 2026
This is a small miniature of coarse complex copper crystals with perfect patina. A great specimen from the Franklin Mine.
Product details
Species
SizeMiniature
Dimensions4.0 x 3.0 x 2.0 cm
Added on05/14/2026
Locality
Franklin Mine, Franklin, Houghton County, Michigan, USA








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