Copper
specimen number:
7993326
location:
Houghton Co., Michigan, USA
description:
An excellent example of what is known as a copper skull. This is crystallized native copper having formed around a large piece of conglomerate. This one is exceptionally fine and in great condition.
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Related by Mineral (Copper):
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Origin: Central mine, Keweenaw Co., Michigan, USA
Number: (7993334)
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Copper — Arizona
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Related by Location (Houghton Co.):
Copper — Michigan
Origin: Osceola mine, Houghton Co., Michigan, USA
Number: (1462003)
Size: 4.5 x 4.0 x 3.5 cm (miniature)
Silver — Michigan
Origin: Wolverine mine, Houghton Co., Michigan, USA
Number: (9851351)
Size: 4.0 x 2.8 x 0.5 cm (miniature)
Calcite — Michigan
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Number: (1341515)
Size: 3.0 x 1.3 x 1.2 cm (thumbnail)