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Copper Skull

Copper Skull

Copper “Skull” from Centennial Mine, Houghton Co., Michigan. Seldom seen formation which occurs when copper is deposited around cobbles in a conglomerate lode. The cobble deteriorates over time and leaves the copper “skull” formation. Specimen size is 95x85x40mm. From Ed Coleman Collection.

$115.00

In stock

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SKU: 509 Category:
Dimensions9.5 × 8.5 × 4 cm
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