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Copper
Copper Copper
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Copper (Ref: CUIO-13)

Osceola Mine, Shaft #20, Houghton County, Michigan, USA
60mm x 30mm x 20mm
minID: 24L-TA6
This is a Copper from Osceola Mine, Shaft #20, Houghton County, Michigan, USA. Bright and lustrous with a great copper color, this specimen is composed of two spinel twins, to 4 cm in length, that were formed by crystalline aggregates.
From: The Arkenstone
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See Also

Copper (spinel-twinned)
Wolverine Mine, Kearsarge Lode, Houghton County, Michigan, USA
$950
70mm x 10mm x 10mm
From: The Arkenstone
Calcite with Copper
Quincy mine, Houghton Co., Michigan, USA
$790
38mm x 20mm x 12mm
From: Weinrich Minerals
Copper Skull
Centennial Mine, Houghton County, Michigan
$1072
145mm x 118mm x 93mm
From: Mineral Classics
Copper
Central mine, Keweenaw Co., Michigan, USA
$800
240mm x 85mm x 5mm
From: Weinrich Minerals
Copper with Prehnite
Champion mine, Houghton Co., Michigan, USA
$630
95mm x 55mm x 50mm
From: Weinrich Minerals
Copper
Houghton Co., Michigan, USA
$760
20mm x 10mm x 10mm
From: The Arkenstone
Copper with Prehnite, Microcline
Centennial mine, Houghton Co., Michigan, USA
$610
75mm x 65mm x 40mm
From: Weinrich Minerals
Copper
Quincy Mine, Houghton Co., Michigan, USA
$575
60mm x 40mm x 20mm
From: Marin Minerals
Silver with Copper
Keweenaw Peninsula, Michigan, USA
$865
47mm x 32mm x 15mm
From: Weinrich Minerals
Silver with Copper
Keweenaw Co., Michigan, USA
$850
90mm x 60mm x 40mm
From: Weinrich Minerals
Copper pseudomorph after Azurite (Copper Rose)
Copper Rose Mine (Rose Mine; McGregor Mine; Copper Glance Mine; Potosi Mine), San Lorenzo, Georgetown Mining District, Grant County, New Mexico
$849
27mm x 22mm x 20mm
From: Mineral Classics
Copper
Ray mine, Pinal Co., Arizona, USA
$1000
190mm x 180mm x 3mm
From: Weinrich Minerals
Copper
Phoenix mine, Keweenaw Co., Michigan, USA
$650
90mm x 50mm x 10mm
From: Weinrich Minerals
Copper
Hekla Mine, Houghton Co., Michigan, USA
$475
75mm x 65mm x 36mm
From: Marin Minerals
Copper
Poteryaevskoe Mine, Rubtsovsk, Altai, Western-Siberian Region, Russia
$900
60mm x 30mm x 10mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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