Hill Fissure Mine, Copper Falls, Keweenaw Co., Michigan, USA

5.7 x 1.7 x 1 cm
2.2 x 0.7 x 0.4 in

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This specimen has several well shaped crystals with sharp well defined edges. The specimen is from the old dumps from this mine which was operated in the 1850s and 1860s. The dumps are largely overgrown but specimens are still occasionally recovered.