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Copper on Copper
Copper on Copper Copper on Copper
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Copper on Copper (Ref: MISC26-19)

Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
50mm x 30mm x 10mm
$750
This is a Copper on Copper from Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China. Exceptional double-sided specimen exhibiting one large 5.9 cm spinel-twinned Copper crystal that branches into two distinct crystals on one side but merges its growth to a single 1.6 cm wide crystal on the other side.
Data last checked on 6th Sep 2026
From: The Arkenstone
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See Also

Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$750
60mm x 30mm x 10mm
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 (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$950
60mm x 50mm x 10mm
From: The Arkenstone
Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$450
40mm x 30mm x 10mm
From: The Arkenstone
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$1250
50mm x 50mm
From: The Arkenstone
Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$1500
90mm x 50mm x 20mm
From: The Arkenstone
Copper
Chengmenshan Mine, Jiujiang, Jiangxi, China
$1250
80mm x 60mm x 10mm
From: The Arkenstone
Copper
Poteryaevskoe Mine, Rubtsovsk, Altai, Western-Siberian Region, Russia
$750
50mm x 20mm x 20mm
From: The Arkenstone
Copper
Houghton Co., Michigan, USA
$760
20mm x 10mm x 10mm
From: The Arkenstone
Copper (spinel twinned) on Copper
Chengmenshan Mine, Jiujiang Co., Jiujiang, Jiangxi, China
$2450
60mm x 50mm x 10mm
From: The Arkenstone
Copper (spinel-twinned)
Chino Mine, Santa Rita, Grant Co., New Mexico, USA
$950
40mm x 10mm x 10mm
From: The Arkenstone
Copper
Poteryaevskoe Mine, Rubtsovsk, Altai, Western-Siberian Region, Russia
$900
60mm x 30mm x 10mm
From: The Arkenstone
Cuprite with Silver and Copper
Rubtsovskiy Mine, Altaiskiy Krai, Siberia, Russia
$600
26mm x 25mm x 19mm
From: Marin Minerals
* price is an approximate conversion and may not be accurate.

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