Copper, Phoenix Mine, Phoenix Mining Company, Lake Superior Copper District, Keweenaw County, Michigan Miniature 3 x 4.5 x 5 cm $450. Online 4/29
NSMW11788
Copper, Naumkeag Mine, Lake Superior Copper District, Houghton County, Michigan Miniature 2.2 x 3 x 4,5 cm $450. Online 4/29
NSMW11790
