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Copper (spinel twinned) on Copper
Copper (spinel twinned) on Copper
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Copper (spinel twinned) on Copper (Ref: MISC26-10)

Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
60mm x 50mm x 10mm
$2450
This is a Copper (spinel twinned) on Copper from Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China. This striking crystallized Copper has a trio of blocky spinel-twinned crystals spaced out in a trident shape, with the center spinel having multiple arborescent branches filled with modified Copper crystals including tetrahexahedrons.
Data last checked on 6th Sep 2026
From: The Arkenstone
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See Also

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Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$2750
70mm x 50mm x 50mm
From: The Arkenstone
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Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$1500
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Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$1250
50mm x 50mm
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Copper (spinel twinned) with Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
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Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$950
60mm x 50mm x 10mm
From: The Arkenstone
Copper ps. after Azurite
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$2450
30mm x 30mm x 20mm
From: The Arkenstone
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
Copper
Itauz Mine, Satpayev, Ulytau Region, Kazakhstan
$2450
70mm x 10mm
From: The Arkenstone
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$750
60mm x 30mm x 10mm
From: The Arkenstone
Copper on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$750
50mm x 30mm x 10mm
From: The Arkenstone
Native Silver on Copper
Wolverine Mine, Houghton County, Michigan, USA
$2500
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Cuprite on Copper with Silver
Poteryaevskoe Mine, Rubtsovskoe deposit, Siberia, Russia
$2500
40mm x 30mm x 30mm
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Copper ps. Cuprite
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$2400
40mm x 30mm x 30mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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