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Massive Chalcocite
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Collection |
John Betts - Fine Minerals |
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Description |
Heavy mass of copper ore composed of dark gray, massive Chalcocite. Ex. Upsala College.
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Locality |
Butte Mining District, Summit Valley, Silver Bow County, Montana. |
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Dimensions |
7 x 5 x 2 cm. |
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Specimen Grade |
A |
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Photograph |
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