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Copper<br />Lake Superior copper district, Keweenaw County, Michigan, USA<br />100 mm x 50 mm x 40 mm<br /> (Author: Robert Seitz)

Copper
Lake Superior copper district, Keweenaw County, Michigan, USA
100 mm x 50 mm x 40 mm
(Author: Robert Seitz)

Dimensions: 1200 x 1600
File size: 299.53 kbytes
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