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Copper (spinel-twinned)
Copper (spinel-twinned) Copper (spinel-twinned) Copper (spinel-twinned) Copper (spinel-twinned) 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 20th Oct 2025 - specimen may no longer be available

From: The Arkenstone
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See Also

Copper
Houghton Co., Michigan, USA
$760
20mm x 10mm x 10mm
From: The Arkenstone
Copper
Quincy Mine, Houghton Co., Michigan, USA
$575
60mm x 40mm x 20mm
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
Kearsarge #4 Mine, Houghton Co., Michigan, USA
$350
80mm x 50mm x 50mm
From: Marin 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
Silver, Copper
Michigan, USA
$700
75mm x 45mm x 25mm
From: Marin Minerals
Cuprite on Copper
Ray Mine | Scott Mountain | Pinal Co. | Arizona | USA
$1283 *
70mm x 60mm x 41mm
From: Wendel Minerals
Copper
Quincy Mine, Houghton Co., Michigan, USA
$1500
70mm x 70mm x 45mm
From: Marin Minerals
Copper, Copper in Calcite
Quincy Mine, Houghton Co., Michigan, USA
$375
35mm x 30mm x 20mm
From: Marin Minerals
Copper (Spinel-Twinned)
Chino Mine (Santa Rita Pit; Santa Rita Mine), Santa Rita, Grant Co., New Mexico, USA
$1250
70mm x 10mm x 10mm
From: The Arkenstone
Copper with Quartz and Malachite
Wheatley Mine, Schuylkill Township, Chester Co., Pennsylvania, USA
$1250
70mm x 60mm x 20mm
From: The Arkenstone
Cuprite with Copper
Chino Mine, Santa Rita District, Grant County, New Mexico, USA
$500
115mm x 66mm x 46mm
From: Marin Minerals
* price is an approximate conversion and may not be accurate.

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