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Copper ps. Laumontite
Copper ps. Laumontite
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Copper ps. Laumontite (Ref: SYP25-30)

Cliff Mine, Allouez Township, Keweenaw Co., Michigan, USA
60mm x 50mm x 40mm
$4800
This is a Copper ps. Laumontite from Cliff Mine, Allouez Township, Keweenaw Co., Michigan, USA. An exceedingly rare pseudomorph from the Cliff Mine in the Upper Peninsula Michigan featuring native copper replacing blocky crystals of laumontite.
Data last checked on 19th Aug 2025
From: The Arkenstone
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See Also

Copper (spinel-twinned)
Chino Mine, Santa Rita, Grant County, New Mexico, USA
$4500
90mm x 10mm x 10mm
From: The Arkenstone
Silver on Copper
Keeweenaw Peninsula, Michigan, USA
$4500
40mm x 30mm x 10mm
From: The Arkenstone
Fluorite with Quartz and Laumontite
Shizhuyuan Mine, Dongpo ore field, Yizhang Co., Chenzhou, Hunan, China
$4500
180mm x 100mm x 40mm
From: The Arkenstone
Copper (twinned)
Itauz Mine, Satpayev, Karaganda Region, Kazakhstan
$4500
70mm x 60mm
From: The Arkenstone
Copper
Luilu, Lualaba, DR Congo
$4375
105mm x 45mm x 12mm
From: Weinrich Minerals
Copper
Luilu, Lualaba, DR Congo
$5300
80mm x 40mm x 16mm
From: Weinrich Minerals
Copper
Luilu, Lualaba, DR Congo
$5300
70mm x 60mm x 19mm
From: Weinrich Minerals
Silver on Copper
Pewabic Lode, Keweenaw, Michigan, USA
$3850
80mm x 40mm x 20mm
From: The Arkenstone
Copper (LARGE Specimen!) - Houghton County, Michigan
Houghton County, Michigan
$4026
319mm x 272mm x 46mm
From: Mineral Classics
Copper
Keweenaw Peninsula, Michigan, USA
$3750
130mm x 45mm x 30mm
From: Weinrich Minerals
Copper
Houghton Co., Keweenaw Penisula, Michigan, USA
$3500
87mm x 60mm x 30mm
From: Marin Minerals
Copper
Osceola mine, Houghton Co., Michigan, USA
$3500
45mm x 40mm x 35mm
From: Weinrich Minerals
Calcite (twin) on Sphalerite
Elmwood Mine, Carthage, Smith Co., Tennessee, USA
$4800
110mm x 70mm x 50mm
From: The Arkenstone
Fluorite (double "corners")
20-78 #5 Pocket, Elmwood Mine, Carthage, Smith Co., Tennessee, USA
$4800
60mm x 40mm x 20mm
From: The Arkenstone
Gold
Eagle's Nest Mine, Sage Hill, Placer Co., California, USA
$4800
40mm x 10mm x 10mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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