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Copper with Prehnite
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Copper with Prehnite (Ref: 1651440)

Cliff mine, Keweenaw Co., Michigan, USA
95mm x 60mm x 45mm
$420
Fairly sharp large crystals of native copper measuring to 1.8 cm in size forming a cluster with some attached matrix. This is in good condition all around.
Data last checked on 5th Jun 2025
From: Weinrich Minerals
Buy now from Weinrich Minerals

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See Also

Copper with Prehnite
Champion mine, Houghton Co., Michigan, USA
$630
95mm x 55mm x 50mm
From: Weinrich Minerals
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$260
50mm x 35mm x 35mm
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Copper
Cliff Mine, Keweenaw Co., Michigan, USA
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Copper
Central mine, Keweenaw Co., Michigan, USA
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Central mine, Keweenaw Co., Michigan, USA
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Copper
Central mine, Keweenaw Co., Michigan, USA
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Copper
Central mine, Keweenaw Co., Michigan, USA
$270
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Copper
White Pine Mine, White Pine, Ontonagon Co., Michigan, USA
$450
49mm x 22mm x 10mm
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Copper, Copper in Calcite
Quincy Mine, Houghton Co., Michigan, USA
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Copper
Hekla Mine, Houghton Co., Michigan, USA
$475
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Copper
Kearsarge #4 Mine, Houghton Co., Michigan, USA
$350
80mm x 50mm x 50mm
From: Marin Minerals
Copper
Laker Pocket, Eagle Harbor, Keweenaw Co., Michigan, USA
$350
60mm x 55mm x 25mm
From: Marin Minerals
Copper
Central Mine, Keweenaw County, Michigan, USA
$500
80mm x 60mm x 30mm
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Copper
Phoenix mine, Keweenaw Co., Michigan, USA
$650
90mm x 50mm x 10mm
From: Weinrich Minerals
Native copper + Quartz. 1067.90 ct.
Keweenaw Co., Michigan, USA
$542 *
From: A Bijoux
* price is an approximate conversion and may not be accurate.

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