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Copper
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Copper (Ref: CUIO-12)

Central Mine, Keweenaw County, Michigan, USA
60mm x 50mm x 20mm
minID: ARK-50Y
$450
This is a Copper from Central Mine, Keweenaw County, Michigan, USA. The highlight of this solid mass of copper crystals is the 5.5 cm long doubly-terminated spinel twin that forms the long axis of the specimen.
Data last checked on 22nd Feb 2025 - specimen may no longer be available

From: The Arkenstone
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See Also

Copper
Central Mine, Keweenaw County, Michigan, USA
$500
80mm x 60mm x 30mm
From: The Arkenstone
Copper
Central Mine, Keweenaw County, Michigan, USA
$250
40mm x 20mm x 10mm
From: The Arkenstone
Copper
Central mine, Keweenaw Co., Michigan, USA
$535
135mm x 55mm x 30mm
From: Weinrich Minerals
Copper
Ojibway Mine, Keweenaw County, Michigan, USA
$350
50mm x 50mm x 20mm
From: The Arkenstone
Copper
Central mine, Keweenaw Co., Michigan, USA
$300
55mm x 40mm x 10mm
From: Weinrich Minerals
Copper
Central mine, Keweenaw Co., Michigan, USA
$270
80mm x 45mm x 25mm
From: Weinrich Minerals
Copper
Phoenix mine, Keweenaw Co., Michigan, USA
$485
140mm x 70mm x 15mm
From: Weinrich Minerals
Copper
Phoenix mine, Keweenaw Co., Michigan, USA
$400
140mm x 85mm x 8mm
From: Weinrich Minerals
Copper
Central mine, Keweenaw Co., Michigan, USA
$220
65mm x 30mm x 10mm
From: Weinrich Minerals
Copper
Cliff Mine, Keweenaw Co., Michigan, USA
$350
48mm x 23mm x 15mm
From: Marin Minerals
Copper
Central mine, Keweenaw Co., Michigan, USA
$200
90mm x 50mm x 20mm
From: Weinrich Minerals
Copper
Central mine, Keweenaw Co., Michigan, USA
$200
65mm x 20mm x 12mm
From: Weinrich Minerals
Copper
Phoenix mine, Keweenaw Co., Michigan, USA
$335
110mm x 30mm x 10mm
From: Weinrich Minerals
Copper
White Pine Mine, White Pine, Ontonagon Co., Michigan, USA
$450
49mm x 22mm x 10mm
From: Marin Minerals
Silver with Copper, Quartz, Epidote
Keweenaw Peninsula, Michigan, USA
$450
90mm x 60mm x 20mm
From: Weinrich Minerals
* price is an approximate conversion and may not be accurate.

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