Copper

Copper

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.9" Bright SILVER on Copper Crystal COPPER HALFBREED Evergreen Mine MI for sale

.9" Bright SILVER on Copper Crystal COPPER HALFBREED Evergreen Mine MI for sale

Copper and silver half-breed specimens like this one from Upper Michigan are high on the bucket list.....
$65.00
1.2" Bright SILVER-on-COPPER HALFBREED Crystals Evergreen Mine Michigan for sale

1.2" Bright SILVER-on-COPPER HALFBREED Crystals Evergreen Mine Michigan for sale

A "half-breed" mineral specimen features a combination of copper and silver in the same piece, a der.....
$100.00
1.3" Metallic SILVER-COPPER HALFBREED Crystals Evergreen Mine Michigan for sale

1.3" Metallic SILVER-COPPER HALFBREED Crystals Evergreen Mine Michigan for sale

This is a highly aesthetic specimen of "halfbreed" native silver with native copper from the Evergre.....
$65.00
1.3" Shiny Metallic COPPER-SILVER HALFBREED Crystals Keweenaw Michigan for sale

1.3" Shiny Metallic COPPER-SILVER HALFBREED Crystals Keweenaw Michigan for sale

Here is an old-time copper-silver specimen from the Upper Michigan peninsula.  The copper is sh.....
$45.00
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
1.6" Fine Metallic NATIVE COPPER Spinel Twin Crystals Calumet-Hecla MI for sale

1.6" Fine Metallic NATIVE COPPER Spinel Twin Crystals Calumet-Hecla MI for sale

There are some rare spinel twin crystals on this old-time specimen from the Calumet & Hecla Mine.....
$75.00
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
11.7" Colorful Red Orange COPPER SPLASH with Blue-Green Patina Michigan for sale

11.7" Colorful Red Orange COPPER SPLASH with Blue-Green Patina Michigan for sale

Splash copper is an artistic piece made using native copper from Michigan. The first step is to melt.....
$85.00
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
2.6" 13oz Red Orange Gleaming Metallic COPPER NUGGET Polished Michigan for sale

2.6" 13oz Red Orange Gleaming Metallic COPPER NUGGET Polished Michigan for sale

This copper nugget has been polished to a brilliant metallic luster, showing off the bright red-oran.....
$50.00
2.7" 9oz New Penny Red-Orange COPPER NUGGET Polished All Sides Michigan for sale

2.7" 9oz New Penny Red-Orange COPPER NUGGET Polished All Sides Michigan for sale

This colorful 8.9-ounce copper nugget from Michigan has been polished all over to bring out the rich.....
$50.00
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" 8.2oz Bright Shiny Red-Orange COPPER INGOT BAR .999 Fine Arizona for sale

3.3" 8.2oz Bright Shiny Red-Orange COPPER INGOT BAR .999 Fine Arizona for sale

Here is an ingot-like bar of cast copper that has been impressed with the image of the state of Ariz.....
$45.00
3.4" 10-Ounce Polished COPPER NUGGET Gleaming Shiny Red Orange Michigan for sale

3.4" 10-Ounce Polished COPPER NUGGET Gleaming Shiny Red Orange Michigan for sale

This is a copper nugget from Michigan that is a bright-as-a-new-penny red-orange copper color. The p.....
$50.00