3.1
3.1" NATIVE COPPER NUGGET- Keweenaw Peni...
$19.46
5.1
5.1" NATIVE COPPER NUGGET- Keweenaw Peni...
$51.00
6.7
6.7" NATIVE COPPER NUGGET- Keweenaw Peni...
$98.00
Native Natural Copper Mineral Specimen Keweenaw Peninsula Michigan, 250 Grams
Native Natural Copper Mineral Specimen K...
$22.49

MINERALS : CRYSTALLIZED NATIVE COPPER ON ALL SIDES FROM MICHIGAN, USA
MINERALS : CRYSTALLIZED NATIVE COPPER ON...
$2.25
COPPER CRYSTAL NUGGET MINERAL KEWEENAW COUNTY MINE MICHIGAN UPPER PENNINSULA
COPPER CRYSTAL NUGGET MINERAL KEWEENAW C...
$40.00
Kearsarge Conglomerate Copper Bookends Michigan mineral
Kearsarge Conglomerate Copper Bookends M...
$80.00
Nice Copper Crystal Cluster 6.6g - White Pine Mine, Ontonagon Co, Michigan
Nice Copper Crystal Cluster 6.6g - White...
$33.50

Copper Culture   Michigan Copper Artifacts   Keweenaw Peninsula
Copper Culture Michigan Copper Artifac...
$34.00
Crystallized Silver On Copper w/ Epidote Halfbreed - Mass C Mine, Michigan
Crystallized Silver On Copper w/ Epidote...
$135.00
10 oz 1.54
10 oz 1.54" Native Copper Sphere, Michig...
$30.00
Polished Glacial Float Copper Specimen Michigan USA  4lb 2.2oz Keweenaw
Polished Glacial Float Copper Specimen M...
$149.99

COPPER CRYSTAL SPECIMEN MINERAL KEWEENAW COUNTY MINE MICHIGAN UPPER PENNINSULA
COPPER CRYSTAL SPECIMEN MINERAL KEWEENAW...
$50.00
3 DATOLITE,CLARK COPPER MINE SWAMP ADIT,KEWEENAW CO.MICHIGAN,COPPER HARBOR
3 DATOLITE,CLARK COPPER MINE SWAMP ADIT,...
$21.82
Native Copper Crystal Cluster - White Pine Mine, Ontonagon Co, Michigan
Native Copper Crystal Cluster - White Pi...
$14.00
Pink and Copper Datolite - Ojibway Mine-  Michigan Mineral Specimen
Pink and Copper Datolite - Ojibway Mine-...
$55.00

30 mm (1.18
30 mm (1.18") NATIVE COPPER Sphere Ball...
$15.00
30 mm (1.18
30 mm (1.18") NATIVE COPPER Sphere Ball...
$0.99
MINERALS : NATIVE COPPER ON ALL SIDES  WITH EPIDOTE MATRIX FROM MICHIGAN, USA
MINERALS : NATIVE COPPER ON ALL SIDES W...
$20.00
A Big! Nice and 100% Natural Native COPPER Nugget or Float From Michigan! 278gr
A Big! Nice and 100% Natural Native COPP...
$34.99

Michigan Quincy Copper Mine Copper w/ silver Crystal Houghton Keweenaw halfbreed
Michigan Quincy Copper Mine Copper w/ si...
$55.00
HUGE 1.2 lb rich slab COPPER FIREBRICK…top quality…old Michigan material…READ
HUGE 1.2 lb rich slab COPPER FIREBRICK…t...
$89.99
Float Copper   Michigan's Upper Peninsula   Keweenaw Mineral   1 lb 1 oz
Float Copper Michigan's Upper Peninsul...
$29.00
EXTRAORDINARY 19th C. Native Copper
EXTRAORDINARY 19th C. Native Copper "Pip...
$335.00

40 mm NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural *6572
40 mm NATIVE COPPER Sphere Ball Keweenaw...
$32.00
Native float Copper Ore Mineral Specimen  Michigan USA 5
Native float Copper Ore Mineral Specimen...
$60.00
Native Copper Sphere Ball Specimen Solid Michigan USA 50mm 2 inch 1lb 3oz
Native Copper Sphere Ball Specimen Solid...
$40.00
NATIVE COPPER in Matrix Slab ❣️  6.7 oz. Houghton ~ Keweenaw County MI
NATIVE COPPER in Matrix Slab ❣️ 6.7 oz....
$16.00

Two 50mm 2 inch Native Copper Sphere Ball Specimen Solid Michigan USA pair
Two 50mm 2 inch Native Copper Sphere Bal...
$74.50
10.2 OZ  Native Michigan Copper Nugget Specimen Jewelry Crafts & Decor
10.2 OZ Native Michigan Copper Nugget S...
$21.00
Analcite Cast Copper  Mohawk Mine  Mohawk Michigan
Analcite Cast Copper Mohawk Mine  Mohaw...
$75.00
1987 UPPER MICHIGAN NATIVE COPPER 3.6 LBS
1987 UPPER MICHIGAN NATIVE COPPER 3.6 LB...
$74.99

Collection Of 20 Copper Crystal Micro Specimens - Quincy Mine, Michigan
Collection Of 20 Copper Crystal Micro Sp...
$80.00
Copper Included Green Prehnite Crystals - Hecla Mine, Houghton Co, Michigan
Copper Included Green Prehnite Crystals ...
$38.00
Native float Copper Ore Mineral Specimen  Michigan USA 3.5
Native float Copper Ore Mineral Specimen...
$40.00
NATURAL FLOAT COPPER NUGGET KEWEENAW MICHIGAN DISPLAY SPECIMEN 8.6 OZ 246G
NATURAL FLOAT COPPER NUGGET KEWEENAW MIC...
$39.99

Prehnite with Copper and Epidote from Iroquois Mine Keweenaw Michigan
Prehnite with Copper and Epidote from Ir...
$22.00
2
2" (50 mm) Copper Sphere - Ball - Made f...
$30.00
LARGE rich slab COPPER FIREBRICK … top quality … old Michigan material … READ
LARGE rich slab COPPER FIREBRICK … top q...
$39.99
Freda Stamp Mill Copper Michigan Great For Polishing And Tumbling. 1 Pound
Freda Stamp Mill Copper Michigan Great F...
$35.00

3.5
3.5" Native Natural Michigan Solid Coppe...
$25.60
4.2 Oz  Native Michigan Copper Ore Nugget Specimen Jewelry Crafts
4.2 Oz Native Michigan Copper Ore Nugge...
$17.50
4.4OZ  Native Michigan Copper Nugget Specimen Jewelry Crafts & Decor
4.4OZ Native Michigan Copper Nugget Spe...
$19.00
Conglomerate Mining Co Michigan Keweenaw Copper Mine
Conglomerate Mining Co Michigan Keweenaw...
$349.00

Native Copper Crystals Michigan
Native Copper Crystals Michigan
$29.00
Native Copper with Epidote Michigan 41 grams
Native Copper with Epidote Michigan 41 g...
$10.00
COPPER CRYSTAL SILVER MINERAL KEWEENAW COUNTY MINE MICHIGAN UPPER PENNINSULA
COPPER CRYSTAL SILVER MINERAL KEWEENAW C...
$40.00
Pretty Native Copper On Green Prehnite - Iroquois Mine, Keweenaw, Michigan
Pretty Native Copper On Green Prehnite -...
$9.30

8 Copper chisel chips Keweenaw Peninsula, Michigan.  Copper Mining Artifacts.
8 Copper chisel chips Keweenaw Peninsula...
$50.00
Beautiful Polished Datolite Nodule - Mandan Copper Mine, Keweenaw, Michigan
Beautiful Polished Datolite Nodule - Man...
$67.00
prehnite crystals with copper inclusions  Calumet Michigan
prehnite crystals with copper inclusions...
$19.99
Datolite, Phrenite,  Copper Ore Display Piece- Michigan Mineral Mining Specimen
Datolite, Phrenite, Copper Ore Display ...
$100.00

Native Copper On Green Prehnite - Iroquois Mine, Keweenaw, Michigan
Native Copper On Green Prehnite - Iroquo...
$11.60
Sharp Native Copper Specimen 55.4g - Iroquois Mine, Keweenaw Co, Michigan
Sharp Native Copper Specimen 55.4g - Iro...
$20.00
Michigan Iroquois Copper Mine Mohawk Prehnite with Copper Wire Keweenaw Houghton
Michigan Iroquois Copper Mine Mohawk Pre...
$75.00
Native Copper Crystal Nugget from Keweenaw Peninsula, Michigan (2.2 oz.)
Native Copper Crystal Nugget from Keween...
$18.00

Michigan Native Polished Copper 9.2 oz 265 kg Keweenaw Peninsula
Michigan Native Polished Copper 9.2 oz 2...
$15.99
Copper Culture   Michigan Copper Artifacts   Upper Peninsula
Copper Culture Michigan Copper Artifac...
$34.00
Native Copper - Franklin Mine, Franklin, Houghton Co., Michigan
Native Copper - Franklin Mine, Franklin,...
$49.99
DATOLITE WITH RED SPHERES/DOTS,CENTRAL EXPO COPPER MINE,KEWEENAW CO.MICHIGAN,
DATOLITE WITH RED SPHERES/DOTS,CENTRAL E...
$24.00

Large Single Copper Crystal On Quartz-Cast Silver w/ Epidote Halfbreed Michigan
Large Single Copper Crystal On Quartz-Ca...
$395.00
COPPER CRYSTAL STUNNING MINERAL KEWEENAW COUNTY MINE MICHIGAN UPPER PENNINSULA
COPPER CRYSTAL STUNNING MINERAL KEWEENAW...
$40.00
1.55 Oz. Tumbled Float Copper Nugget from Michigan
1.55 Oz. Tumbled Float Copper Nugget fro...
$9.95
Michigan Glacial Float Copper  - Polished Natural Colors
Michigan Glacial Float Copper - Polishe...
$35.00

MINERALS : NATIVE
MINERALS : NATIVE "SHEET" COPPER FROM MI...
$2.25
139.5g Native Copper In Green Epidote Matrix - Osceola Mine, Upper Michigan
139.5g Native Copper In Green Epidote Ma...
$28.00
SS Rocks - Copper Crystals
SS Rocks - Copper Crystals "Cluster" (Ho...
$195.00
1.36 Oz. Tumbled Float Copper Nugget from Michigan with Silver! RE1305
1.36 Oz. Tumbled Float Copper Nugget fro...
$19.95

Great Natural Copper Crystal Strand - Quincy Mine, Houghton Co, Michigan
Great Natural Copper Crystal Strand - Qu...
$29.00
Copper Sphere Michigan 124 grams Nice Display
Copper Sphere Michigan 124 grams Nice Di...
$9.99
COPPER / SILVER HALFBREED SPECIMEN - CLIFF MINE, Keweenaw Co, Michigan
COPPER / SILVER HALFBREED SPECIMEN - CLI...
$175.00
Sharp Copper Crystal Group - Quincy Mine, Houghton Co, Michigan
Sharp Copper Crystal Group - Quincy Mine...
$14.00

Exquisite Native 100% Crystal SILVER ❣️ C&H #21 Mine, Calumet, Houghton Co., MI
Exquisite Native 100% Crystal SILVER ❣️ ...
$82.00
Michigan cleaned native copper Keweenaw Peninsula Houghton Calumet Mohawk copper
Michigan cleaned native copper Keweenaw ...
$9.95
Native Copper Ore Mineral Specimen Keweenaw Michigan USA 387.9gm 14 x 8.5cm
Native Copper Ore Mineral Specimen Kewee...
$85.00
Native Natural Copper Mineral Specimen Keweenaw Peninsula Michigan, 246 Grams
Native Natural Copper Mineral Specimen K...
$22.49

COPPER INCLUDED DATOLITE  EPIDOTE FINE 11 grams KEWEENAW Co., MI Lake
COPPER INCLUDED DATOLITE EPIDOTE FINE 1...
$36.00
351.2g Lustrous Copper Nugget From Keweenaw Co, Michigan
351.2g Lustrous Copper Nugget From Kewee...
$65.00
Collection Of Many Small Pieces Of Native Copper From Keweenaw County, Michigan
Collection Of Many Small Pieces Of Nativ...
$12.20
Native Copper w/ Green Epidote And Quartz - Osceola Mine, Michigan
Native Copper w/ Green Epidote And Quart...
$8.60

Prehnite with Copper Specimen from Iroquois Mine Keweenaw Michigan
Prehnite with Copper Specimen from Iroqu...
$22.00
Michigan  cleaned Copper #5   137 grams
Michigan cleaned Copper #5 137 grams
$26.95
Native Natural Copper Mineral Specimen Keweenaw Peninsula Michigan, 165 Grams
Native Natural Copper Mineral Specimen K...
$22.49
Native Natural Copper Mineral Specimen Keweenaw Peninsula Michigan, 235 Grams
Native Natural Copper Mineral Specimen K...
$22.49

Native Copper In Matrix 8.2g - Iroquois Mine, Keweenaw, Michigan
Native Copper In Matrix 8.2g - Iroquois ...
$9.20
Tumbled Michigan Native Vein Copper Display Specimen - Michigan Mining Specimen
Tumbled Michigan Native Vein Copper Disp...
$80.00
Polished Brown & White Datolite 2.8g - Mandan Copper Mine, Keweenaw Michigan
Polished Brown & White Datolite 2.8g - M...
$13.70
NATIVE COPPER in PREHNITE MICHIGAN
NATIVE COPPER in PREHNITE MICHIGAN
$16.00

Native Natural Copper Michigan Nuggets LOT Mineral ROCK Metal Gift Set Gemstone
Native Natural Copper Michigan Nuggets L...
$1.99
Long Thin Strand Of Copper Crystals Natural Specimen - White Pine Mine, Michigan
Long Thin Strand Of Copper Crystals Natu...
$17.50
Native Natural Copper Michigan 14mm SPHERE Mineral Metal ENERGY Gemstone MARBLE
Native Natural Copper Michigan 14mm SPHE...
$1.99
Shiny Native Copper Specimen 4.8g - Iroquois Mine, Keweenaw, Michigan
Shiny Native Copper Specimen 4.8g - Iroq...
$8.30

Dark Red Feldspar Crystal Group w/ Chlorite - Osceola Copper Mine, Michigan
Dark Red Feldspar Crystal Group w/ Chlor...
$27.00
Copper On Green Prehnite w/ Chlorite - Iroquois Mine, Keweenaw, Michigan
Copper On Green Prehnite w/ Chlorite - I...
$18.00
Float Copper   Michigan's Upper Peninsula   Keweenaw Mineral   1 lb 6 oz
Float Copper Michigan's Upper Peninsul...
$38.00
Mohawkite / Domeykite On Matrix - Champion Copper Mine, Houghton Co, Michigan
Mohawkite / Domeykite On Matrix - Champi...
$46.00

Copper Nuggets: 2 oz Lot Keweenaw Michigan (Natural Copper Nugget)
Copper Nuggets: 2 oz Lot Keweenaw Michig...
$10.90
50 mm Solid Native Copper Sphere Ball Keweenaw Peninsula, Michigan Natural #5566
50 mm Solid Native Copper Sphere Ball Ke...
$48.00
Michigan Iroquois Copper Mine Mohawk Cleaned Native Copper 31.18 gms
Michigan Iroquois Copper Mine Mohawk Cle...
$7.00
Datolite w/ Copper Banding & Epidote - Mass Mine, Ontonagon Co, Michigan
Datolite w/ Copper Banding & Epidote - M...
$12.20