Copper

Copper

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1.5" Rich SILVER & COPPER HALFBREED Shiny Nugget Quincy Mine Michigan for sale

1.5" Rich SILVER & COPPER HALFBREED Shiny Nugget Quincy Mine Michigan for sale

When copper and silver grow together in a single specimen, they are given the quaint name "half-bree.....
$70.00
1.8" SILVER/COPPER HALFBREED Bright RedOrange & ShinySilver Keweenaw MI for sale

1.8" SILVER/COPPER HALFBREED Bright RedOrange & ShinySilver Keweenaw MI for sale

This is a highly aesthetic specimen of "HALFBREED" NATIVE SILVER with NATIVE COPPER from Houghton, O.....
$340.00
1.9" Shiny SILVER &COPPER HALFBREED Crystals Hill Fissure Mine Michigan for sale

1.9" Shiny SILVER &COPPER HALFBREED Crystals Hill Fissure Mine Michigan for sale

The Hill Fissure Mine is famous for producing "halfbreed" copper/silver combination pieces, and this.....
$225.00
10.8" 2.1LB Bright Red Orange VEIN COPPER w/Crystals BothSides Michigan for sale

10.8" 2.1LB Bright Red Orange VEIN COPPER w/Crystals BothSides Michigan for sale

This is a fine example of sheet (float) copper that occurred in a vein in the fabled Caledonia coppe.....
$200.00
2.1" Ray Mine Red CUPRITE Crystals Coating on SpinelTwin COPPER Arizona for sale

2.1" Ray Mine Red CUPRITE Crystals Coating on SpinelTwin COPPER Arizona for sale

Here is a classic specimen of lustrous, wine-red cuprite crystals over flattened, arborescent, spine.....
$150.00
2.2" Spinel Twin COPPER Crystal Very Sharp Unusual Habit China Mine NM for sale

2.2" Spinel Twin COPPER Crystal Very Sharp Unusual Habit China Mine NM for sale

This specimen of crystallized copper comes from a well-documented find at the Chino Mine in New Mexi.....
$300.00
2.4" BrightOrange Flattened Float COPPER Dendritic Crystals Ajo Arizona for sale

2.4" BrightOrange Flattened Float COPPER Dendritic Crystals Ajo Arizona for sale

Here is a lovely copper specimen from Arizona's New Cornelia Mine that is colored a lovely metallic .....
$75.00
2.5" Arborescent COPPER CRYSTALS Spinel-Law Twins "Floater" Kazakhstan for sale

2.5" Arborescent COPPER CRYSTALS Spinel-Law Twins "Floater" Kazakhstan for sale

Here is a sculptural formation of native copper crystals from recent finds at the important Dzhezkaz.....
$50.00
2.8" HALFBREED Copper-Silver Crystals Hill Fissure Mine Michigan for sale

2.8" HALFBREED Copper-Silver Crystals Hill Fissure Mine Michigan for sale

Copper/silver "halfbreeds" are a physical mixture of native silver and native copper. They form crys.....
$150.00
2.8" SpinelLaw Twin COPPER CRYSTAL Natural Patina Terminated New Mexico for sale

2.8" SpinelLaw Twin COPPER CRYSTAL Natural Patina Terminated New Mexico for sale

Spinel-law twin copper crystals are rare, and this well-terminated specimen is a superb example of t.....
$250.00
2.9" BISBEE COPPER Bright RedOrange w/Crystals Copper Queen M AZ 1960 for sale

2.9" BISBEE COPPER Bright RedOrange w/Crystals Copper Queen M AZ 1960 for sale

Here is a nicely formed specimen of crystallized native copper from the historic Copper Queen Mine i.....
$100.00
2.9" Intricate COPPER/SILVER HALFBREED Dark Copper w/ Silver Spots MI for sale

2.9" Intricate COPPER/SILVER HALFBREED Dark Copper w/ Silver Spots MI for sale

The copper on this halfbreed specimen from the Evergreen Mine is a brilliant red-orange, and the nat.....
$250.00
2.9" Spinel-Law Twin Crystallized COPPER w/Hoppering Chino M New Mexico for sale

2.9" Spinel-Law Twin Crystallized COPPER w/Hoppering Chino M New Mexico for sale

Here is a superbly-crystallized specimen of New Mexico copper - a spinel-twin floater with no attach.....
$250.00
3.3" Large Metallic SILVER-COPPER HALFBREED Crystals Quincy Mine UP MI for sale

3.3" Large Metallic SILVER-COPPER HALFBREED Crystals Quincy Mine UP MI for sale

This is a highly aesthetic specimen of "HALFBREED" NATIVE SILVER with NATIVE COPPER from the Quincy .....
$195.00
3.8" 8oz Red-Orange Polished COPPER NUGGET Sculptural Surface Michigan for sale

3.8" 8oz Red-Orange Polished COPPER NUGGET Sculptural Surface Michigan for sale

This copper nugget from Michigan has been polished on both sides to bring out its rich copper color,.....
$60.00
3.8" Shiny NATIVE COPPER NUGGET Brightly Polished Both Sides Michigan for sale

3.8" Shiny NATIVE COPPER NUGGET Brightly Polished Both Sides Michigan for sale

This colorful 9.5-ounce copper nugget from Michigan has been polished all over to bring out the rich.....
$65.00
3.8" Shiny Penny Orange-Red COPPER Dripping Stalactite Formation MI for sale

3.8" Shiny Penny Orange-Red COPPER Dripping Stalactite Formation MI for sale

This large, elaborate copper formation shines with a bright metallic luster and brilliant orange-red.....
$95.00
3.9" 5.4oz Polished COPPER NUGGET Gleaming Shiny Red Orange Michigan for sale

3.9" 5.4oz Polished COPPER NUGGET Gleaming Shiny Red Orange Michigan for sale

Natural nuggets of copper are occasionally found in Michigan's copper mines in the Upper Peninsula, .....
$65.00
3.9" DarkOrange COPPER CRYSTALS 600' Level Cole M Bisbee AZ Closed 1910 for sale

3.9" DarkOrange COPPER CRYSTALS 600' Level Cole M Bisbee AZ Closed 1910 for sale

This large specimen of crystallized NATIVE COPPER comes from the 600' Level, Cole Shaft, Cole Mine, .....
$250.00
3.9" Sharp Intricate Orange COPPER CRYSTALS Cole M Bisbee AZ Pre-1910 for sale

3.9" Sharp Intricate Orange COPPER CRYSTALS Cole M Bisbee AZ Pre-1910 for sale

This large specimen of crystallized NATIVE COPPER comes from the 600' Level, Cole Shaft, Cole Mine, .....
$275.00