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Copper
Copper Copper Copper
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Copper (Ref: CUIO-12)

Central Mine, Keweenaw County, Michigan, USA
60mm x 50mm x 20mm
minID: ARK-50Y
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.
From: The Arkenstone
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See Also

Copper
White Pine Mine, White Pine, Ontonagon Co., Michigan, USA
$450
49mm x 22mm x 10mm
From: Marin Minerals
Copper
Hekla Mine, Houghton Co., Michigan, USA
$475
75mm x 65mm x 36mm
From: Marin Minerals
Copper on Prehnite
Michigan Mine, Ontonagon County, Michigan, USA
$260
50mm x 35mm x 35mm
From: Marin Minerals
Copper (twinned)
1740 Bench, Pearl Handle Pit, Ray Mine, Pinal County, Arizona , USA
$400
30mm x 10mm x 10mm
From: The Arkenstone
Copper
Keweenaw Peninsula, Michigan, USA
$400
150mm x 90mm x 75mm
From: Marin Minerals
Cuprite with Copper
Chino Mine, Santa Rita District, Grant County, New Mexico, USA
$500
115mm x 66mm x 46mm
From: Marin Minerals
Copper
Keweenaw Penninsula, Michigan, USA
$500
75mm x 75mm x 75mm
From: Marin Minerals
Native copper + Quartz. 1067.90 ct.
Keweenaw Co., Michigan, USA
$542 *
From: A Bijoux
Copper
Keweenaw Peninsula, Michigan, USA
$375
60mm x 45mm x 16mm
From: Marin Minerals
Copper, Copper in Calcite
Quincy Mine, Houghton Co., Michigan, USA
$375
35mm x 30mm x 20mm
From: Marin Minerals
Copper
Kearsarge #4 Mine, Houghton Co., Michigan, USA
$350
80mm x 50mm x 50mm
From: Marin Minerals
Copper
Quincy Mine, Houghton Co., Michigan, USA
$575
60mm x 40mm x 20mm
From: Marin Minerals
Copper ( spinel twin )
Ray Mine, Ray District, near Kearney, Dripping Springs Mts., Pinal County, Arizona, USA
$320
34mm x 21mm x 16mm
From: Bob Griffis Minerals
Copper
Champion Mine, Keewenaw Peninsula, Michigan, USA
$300
50mm x 35mm x 15mm
From: Marin Minerals
Cuprite on Copper
Ray Mine, Ray District, near Kearney, Dripping Springs Mts., Pinal County, Arizona, USA
$300
105mm x 53mm x 31mm
From: Bob Griffis Minerals
* price is an approximate conversion and may not be accurate.

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