Polished Copper Slice
Collection
John Betts - Fine Minerals
Description
Heavy specimen with Copper in
Quartz
-rich
matrix
. One face was
polished
to highlight the Copper
inclusion
s. High copper content - approximately 50%. Ex. J. Cilen (1916-1997) #17700; ex. N. Fasciola.
Cut
10 x 8 x 5 cm
Locality
Osceola Mine, Calumet, Keweenaw Peninsula Copper District, Michigan
Photograph
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