Native Copper in Calcite on Native Copper Hancock...
Native Copper in Calcite on Native Copper Hancock Mine, Hancock, Houghton Co., Michigan, USA "A translucent calcite crystal on native copper with bright copper inclusions. Specimen purchased from Lee Shale" - Rock H. Currier This classic example of Copper in Calcite has a better than normal exposure of the Native Copper as it penetrates the Calcite crystal. The Copper is bright and untarnished where it is encased within the Calcite, otherwise the exposed Copper shows the patina which was acquired over time. Overall Measurements: 2.8 x 1.6 x 1.6 inches (7.0 x 4.0 x 4.0 cm) Offered at no reserve Provenance: Bought from Lee Shale [RHC #861, acquired 1967] [Scale: 1 inch, with mark at 1 cm]
HID09710052018
© 2019 Heritage Auctions | All Rights Reserved
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Native Copper in Calcite on Native Copper Hancock Mine, Hancock, Houghton Co., Michigan, USA "A translucent calcite crystal on native copper with bright copper inclusions. Specimen purchased from Lee Shale" - Rock H. Currier This classic example of Copper in Calcite has a better than normal exposure of the Native Copper as it penetrates the Calcite crystal. The Copper is bright and untarnished where it is encased within the Calcite, otherwise the exposed Copper shows the patina which was acquired over time. Overall Measurements: 2.8 x 1.6 x 1.6 inches (7.0 x 4.0 x 4.0 cm) Offered at no reserve Provenance: Bought from Lee Shale [RHC #861, acquired 1967] [Scale: 1 inch, with mark at 1 cm]
HID09710052018
© 2019 Heritage Auctions | All Rights Reserved
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