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Copper (spinel-twinned)
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Copper (spinel-twinned) (Ref: D16C-18)

Wolverine Mine, Kearsarge Lode, Houghton County, Michigan, USA
70mm x 10mm x 10mm
minID: 6D0-G9C
$950
This is a Copper (spinel-twinned) from Wolverine Mine, Kearsarge Lode, Houghton County, Michigan, USA. An old timer, since the mine closed in 1925, this spinel-twinned copper specimen exhibits a slight chatoyancy along with a dark copper color.
Data last checked on 12th Sep 2026 - specimen may no longer be available

From: The Arkenstone
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See Also

Copper (spinel-twinned)
Chino Mine, Santa Rita, Grant Co., New Mexico, USA
$950
40mm x 10mm x 10mm
From: The Arkenstone
Copper
Hekla Mine, Houghton Co., Michigan, USA
$1250
75mm x 65mm x 36mm
From: Marin Minerals
Copper
Houghton Co., Michigan, USA
$760
20mm x 10mm x 10mm
From: The Arkenstone
Copper
Keweenaw Penninsula, Michigan, USA
$900
75mm x 75mm x 75mm
From: Marin Minerals
Copper With Cuprite
Poteryaevskoe Mine, Rubtsovsk, Altai, Western-Siberian Region, Russia
$950
30mm x 20mm x 10mm
From: The Arkenstone
Cuprite on Copper
Poteryaevskoe Mine, Rubtsovskoe Deposit, Western Siberia, Russia
$950
35mm x 30mm x 25mm
From: Marin Minerals
Copper
Itauz Mine, Satpayev, Karaganda Region, Kazakhstan
$950
40mm x 10mm
From: The Arkenstone
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$950
60mm x 50mm x 10mm
From: The Arkenstone
Copper
Kearsarge #4 Mine, Houghton Co., Michigan, USA
$350
80mm x 50mm x 50mm
From: Marin Minerals
Copper
Poteryaevskoe Mine, Rubtsovsk, Altai, Western-Siberian Region, Russia
$900
60mm x 30mm x 10mm
From: The Arkenstone
Copper
Keewenaw Peninsula, Michigan, USA
$750
60mm x 55mm x 25mm
From: Marin Minerals
Cuprite on Copper
Ray Mine | Scott Mountain | Pinal Co. | Arizona | USA
$1444 *
70mm x 60mm x 41mm
From: Wendel Minerals
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$800
60mm x 50mm x 20mm
From: The Arkenstone
Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$800
60mm x 60mm x 10mm
From: The Arkenstone
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$800
40mm x 30mm x 10mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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