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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
$900
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.
Data last checked on 22nd Feb 2025
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
Copper
Wolverine Mine, Houghton County, Michigan, USA
$750
60mm x 40mm x 20mm
From: The Arkenstone
Copper with Tenorite coating and Calcite
Phoenix Mine, Keweenaw County, Michigan, USA
$950
40mm x 40mm x 30mm
From: The Arkenstone
Copper
Franklin mine, Houghton Co., Michigan, USA
$850
30mm x 20mm x 12mm
From: Weinrich Minerals
Calcite with Copper
Quincy mine, Houghton Co., Michigan, USA
$750
30mm x 13mm x 12mm
From: Weinrich Minerals
Copper
Central mine, Keweenaw Co., Michigan, USA
$800
240mm x 85mm x 5mm
From: Weinrich Minerals
Copper
Houghton Co., Michigan, USA
$760
20mm x 10mm x 10mm
From: The Arkenstone
Copper after Cuprite
United Verde mine, Jerome, Arizona, USA
$900
85mm x 55mm x 25mm
From: Weinrich Minerals
Copper
Quincy Mine, Houghton Co., Michigan, USA
$575
60mm x 40mm x 20mm
From: Marin Minerals
Silver with Copper
Keweenaw Co., Michigan, USA
$850
90mm x 60mm x 40mm
From: Weinrich Minerals
Copper
Houghton Co., Michigan, USA
$1115
170mm x 110mm x 80mm
From: Weinrich Minerals
Copper
Ray mine, Pinal Co., Arizona, USA
$975
140mm x 80mm x 30mm
From: Weinrich Minerals
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
Central Mine, Keweenaw County, Michigan, USA
$500
80mm x 60mm x 30mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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