| Collector Specimen Matches |
| CA |
| Canada |
| Volutopsius norwegicus Gmelin 77 mm Canada - , CA CA |
| Volutopsius norwegicus Gmelin 84 mm Canada - , CA CA |
| US |
| Alaska |
| CLASSIC Isoferroplatinum Native Platinum BEAR CREEK, ALASKA -Ex. Lemanski - , AK US |
| Antiplanes vinosa Dall 39 mm w/o Alaska USA - , AK US |
| Arizona |
| TURQUOISE RARE OLD STOCK Natural Specimen Gemstone Nugget KINGMAN MINE ARIZONA - , AZ US |
| Canyon Diablo Iron Meteorite Meteor Crater ARIZONA Specimen w/ Case & ID Card - , AZ US |
| California |
| RARE FLUORELLESTADITE & CALCITE GROUP: CRESTMORE QUARRIES, CALIFORNIA - NR! - , CA US |
| 8 oz Barite, Palos Verdes Hills, California - , CA US |
| SWEET FLUORESCENT BARITE: PALOS VERDES HILLS, L.A. COUNTY, CALIFORNIA, USA - NR! - , CA US |
| Michigan |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 5 Stones 48 carats 600 grit - , MI US |
| 3.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 1" NATIVE COPPER Cube Keweenaw Peninsula Michigan Natural - , MI US |
| Huge 15.3lb Copper Nugget Tumbled Natural Native Metal Ore From Michigan - , MI US |
| 3.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 3.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| 29 mm (1.15") NATIVE COPPER Egg Sphere Keweenaw Peninsula, Michigan Natural - , MI US |
| SILVER & COPPER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 5.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.5 lbs. - , MI US |
| AESTHETIC NATIVE SILVER NUGGET: MOHAWK MINE, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| Specular Hematite Natural Banded Red Silver Michigan BIF 8lbs 14oz {F8aR} - , MI US |
| NICE SILVER & COPPER NUGGET: SENECA MINE, MOHAWK, KEWEENAW CO., MICHIGAN - NR! - Mohawk, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| Beautiful COPPER specimen * Keweenaw Peninsula * Michigan - , Mi US |
| COPPER, CALCITE, EPIDOTE, ADULARIA: MINESOTA MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Stone 20+ carats 600 grit - , Mi US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 21+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 15+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 14 x 10 mm 4.8 Carats - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 9.7 carats 600 grit - , MI US |
| Polished Copper Pyramid Michigan 96 grams - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| NATIVE COPPER in CALCITE: MENDOTA MINE, BETE GRISE, MICHIGAN, USA - NR! - , MI US |
| CHOICE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC CO., MICHIGAN - NR! - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| 6.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.5 lbs. - , MI US |
| NATIVE COPPER QUARTZ CASTS MICHIGAN MINERALS GEMS-THN - , MI US |
| FLUORESCENT "YOOPERLITE": BEACHES OF THE KEWEENAW PENINSULA, MICHIGAN, USA - NR! - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| 6.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.8 lbs. - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| COPPER specimen * Keweenaw Peninsula * Michigan - , MI US |
| Calumet Michigan Mining Copper Ashtray Keweenaw Peninsula Souvenir fiery RED - Calumet, MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| SILVER & COPPER NUGGET: SENECA MINE, MOHAWK, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| SILVER & COPPER NUGGET: SENECA MINE, MOHAWK, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| 5.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , MI US |
| SWEET DENDRITIC CRYSTAL SILVER: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.3 lbs. - , Mi US |
| COOL CRYSTAL SILVER & CALCITE: WHITE PINE MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , Mi US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale & Copper 12x10 Cabochon 4+ ct - , MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Polished Copper Pyramid Michigan 100 grams - , MI US |
| 4.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.1 lbs. - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 29+ carats 600 grit - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| Natural Copper Ore Specimen - 275 grams - Native Michigan High Grade Nugget - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 5 Stones 74 carats 600 grit - , MI US |
| 1 LB Lot of 18 Native Michigan Copper Nugget Keweenaw Peninsula 465 Grams - , MI US |
| 3.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| NATIVE SILVER & COPPER: CENTENNIAL MINE, HOUGHTON COUNTY, MICHIGAN, USA - NR! - , MI US |
| U.P.Michigan float copper specimen nugget Old Copper Culture cop 5= 11 ozs. - , MI US |
| Native Natural Copper Michigan 14mm SPHERE Mineral Metal ENERGY Gemstone MARBLE - , MI US |
| 3.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| VERY COOL CONGLOMERATE SILVER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN-NR! - Calumet, MI US |
| 29 mm (1.15") NATIVE COPPER Egg Sphere Keweenaw Peninsula, Michigan Natural - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| JEWELRY GRADE CRYSTAL COPPER in PREHNITE: CENTRAL EXPLORATION MINE, MICHIGAN-NR! - , MI US |
| Rare OLD snowflake Mohawkite in quartz - Keweenaw Peninsula Michigan - Mohawk, MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| SILVER, CHALCOCITE & CALCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| SWEET DENDRITIC NATIVE SILVER: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , Mi US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 29+ carats 600 grit - , MI US |
| 5.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.5 lbs. - , MI US |
| CHAMOSITE PSEUDOMORPH AFTER GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| NICE 6.5 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| COPPER BANDED AGATE MATCHED PAIR: WOLVERINE #2 MINE, KEWEENAW CO, MICHIGAN - NR! - , MI US |
| 4.9" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| COPPER BANDED AGATE MATCHED PAIR: WOLVERINE #2 MINE, KEWEENAW CO, MICHIGAN - NR! - , MI US |
| Natural Copper Ore Specimen - 130 grams - Native Michigan High Grade Nugget - , MI US |
| Specular Hematite Natural Banded Red Silver Michigan BIF 7lbs 4oz {G1517BD} - , MI US |
| 4 1/8” Tumbled Native Glacial Michigan Float Copper Nugget Specimen 11.6 Oz - , MI US |
| Copper & Silver Half-breed, Cliff Mine, Keweenaw County, Michigan - , MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| 1" NATIVE COPPER Cube Keweenaw Peninsula Michigan Natural - , MI US |
| SWEET GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC CO., MICHIGAN - NR! - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| CLIFF MINE NATIVE COPPER CHISEL STRIPS KEWEENAW PENINSULA MICHIGAN 75 GRAMS - , MI US |
| CONGLOMERATE COPPER & SILVER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| 8.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2 lbs. - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| Chlorastrolite Greenstone Michigan Gem 5 Large Cabochons need repairs - , MI US |
| SUPERB CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| SMALL NATIVE COPPER SPECIMENS KEWEENAW PENINSULA MICHIGAN 1 POUND - , MI US |
| SWEET CRYSTAL SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 5.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , Mi US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , Mi US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 13+ carats 600 grit - , MI US |
| SWEET 8.5 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 32+ carats 600 grit - , MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| 3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.3 lbs. - , MI US |
| Natural Copper Ore Specimen - 127 grams - Native Michigan High Grade Nugget - , MI US |
| NICE 3.7 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| Attractive Copper Crystals, Keweenaw Peninsula, Michigan 0.9 pounds 8" X 7" - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| 5.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.2 lbs. - , MI US |
| SWEET 12 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| 4.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| SWEET 2.8 CM PORCELAIN DATOLITE: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| CONGLOMERATE SILVER & COPPER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| UNIQUE NATIVE COPPER SPECIMEN– 4.75LBS. KEWEENAW PENINSULA, MICHIGAN - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| SWEET 9+ CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| AESTHETIC NATIVE SILVER NUGGET: MOHAWK MINE, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| Chlorastrolite (Isle Royale Greenstone): Green Turtleback Pattern; 2cts Michigan - , MI US |
| SUPERB CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| 5.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.7 lbs. - , MI US |
| SILVER, CHALCOCITE & CALCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Native Copper Display Size Mineral Specimen *Keweenaw Peninsula, Michigan* - , Mi US |
| Large Leland Blue Stone Lake Michigan Slag Glass Leelanau Peninsula - Traverse City, MI US |
| 4 1/2” Tumbled Native Glacial Michigan Float Copper Nugget Specimen 1 LB 5.2 OZ - , MI US |
| COPPER crystals * Keweenaw Peninsula * Michigan - , MI US |
| 4.9" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.1 lbs. - , MI US |
| COPPER BANDED AGATE MATCHED PAIR: WOLVERINE #2 MINE, KEWEENAW CO, MICHIGAN - NR! - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 20+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 18+ carats 600 grit - , MI US |
| 3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.4 lbs. - , MI US |
| 3.2" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1 lb. - , MI US |
| Specular Hematite Natural Banded Red Silver Michigan BIF 12lbs 3oz {Y35GJ} - , MI US |
| NATIVE COPPER, EPIDOTE & CALCITE: MENDOTA MINE, BETE GRISE, MICHIGAN, USA - NR! - , MI US |
| NATIVE COPPER & SILVER W/A STORY TO TELL: CLIFF MINE, KEWEENAW CO., MICHIGAN NR! - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| NATIVE COPPER & SILVER: CENTENNIAL MINE, HOUGHTON COUNTY, MICHIGAN, USA - NR! - , MI US |
| 6.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.2 lbs. - , MI US |
| SILVER & COPPER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| FLUORESCENT "YOOPERLITE": BEACHES OF THE KEWEENAW PENINSULA, MICHIGAN, USA - NR! - , MI US |
| SILVER & COPPER NUGGET GROUP: SENECA MINE, MOHAWK, KEWEENAW CO., MICHIGAN - NR! - Mohawk, MI US |
| U.P.Michigan float copper specimen nugget cop 5= 23 lbs. - , MI US |
| 7.5 GRAM NATIVE SILVER NUGGET: MOHAWK MINE, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| Chlorastrolite Greenstone Michigan Gem smaller Stones 40+ carats 400 grit - , MI US |
| TOP DOG DENDRITIC CRYSTAL SILVER: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| SWEET CRYSTAL SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 4.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , Mi US |
| COOL CRYSTAL SILVER & CALCITE: WHITE PINE MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale & Thompsonite Cabochon - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 36+ carats 600 grit - , MI US |
| COOL 3.3 CM PORCELAIN DATOLITE BEAUTY: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| SUPERB UNIQUE Native Copper Crystal KEWEENAW, MICHIGAN - Ex. Lemanski - , MI US |
| NATIVE COPPER EPIDOTE QUARTZ CASTS MICHIGAN MINERALS GEMS-SCB - , MI US |
| CHOICE CHAMOSITE PSEUDOMORPH GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| Natural Copper Ore Specimen - 738 grams - Native Michigan High Grade Nugget - , MI US |
| 5 1/2” Tumbled Native Glacial Michigan Float Copper Nugget Specimen 2 LB 8.0 OZ - , MI US |
| 9.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.1 lbs. - , MI US |
| EPIDOTE & CALCITE on BASALT: MENDOTA MINE, BETE GRISE, MICHIGAN, USA - NR! - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand – Keweenaw Peninsula, Michigan - , MI US |
| 1" NATIVE COPPER Cube Keweenaw Peninsula Michigan Natural - , MI US |
| CLASSIC Copper included Calcite Crystal KEWEENAW, MICHIGAN -Ex. Cranbrook Inst - , MI US |
| CONGLOMERATE NATIVE SILVER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Rare OLD snowflake Mohawkite - domeykite in quartz - Keweenaw Peninsula Michigan - Mohawk, MI US |
| RICH CONGLOMERATE COPPER SLAB: KINGSTON MINE, KEWEENAW CO., MICHIGAN, USA - NR! - , MI US |
| MOHAWKITE in WHITE QUARTZ SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| Chlorastrolite Greenstone Michigan Gem Large Stone 16+ carats 400 grit - , MI US |
| SUPERB CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Isle Royale 11 Stones 12+ carats 400 grit - , MI US |
| COOL CRYSTAL SILVER & CALCITE: WHITE PINE MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Large Stone 3+ carats 400 grit - , Mi US |
| COOL CRYSTAL SILVER PAIR: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN, USA - NR! - Ontonagon, MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| PHEONIX MINE NATIVE COPPER CHISEL STRIP KEWEENAW PENINSULA MICHIGAN 130 GRAMS - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 12 x 10mm Cabochon 4.1 carat - , MI US |
| Polished Copper Pyramid Michigan 97 grams - , MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 20+ carats 600 grit - , MI US |
| Natural Copper Ore Specimen - 984 grams - Native Michigan High Grade Nugget - , MI US |
| SWEET COPPER BANDED AGATE: WOLVERINE #2 MINE, KEWEENAW CO., MICHIGAN - NR! - , MI US |
| 6.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.7 lbs. - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| Copper Sphere Michigan 118 grams Nice Display - , MI US |
| NATIVE COPPER & SILVER: CENTENNIAL MINE, HOUGHTON COUNTY, MICHIGAN, USA - NR! - , MI US |
| NATIVE COPPER – KEWEENAW PENINSULA, MICHIGAN – 5.75 LBS. - , MI US |
| U.P.Michigan float copper specimen nugget cop 3= 3 lbs.6 ozs. - , MI US |
| 3.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| SILVER & COPPER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 5.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.7 lbs. - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| 3.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.1 lbs. - , MI US |
| Rare OLD snowflake Mohawkite in quartz - Keweenaw Peninsula Michigan - Mohawk, MI US |
| Chlorastrolite Greenstone Michigan Gem smaller Stones 30+ carats 400 grit - , MI US |
| COOL CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| FINE 3.0 CM COPPER INCLUDED DATOLITE: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| SUPERB CRYSTAL SILVER & CALCITE: WHITE PINE MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Large Stone 16+ carats 400 grit - , Mi US |
| EPIDOTE and ADULARIA: MASS MINE, MASS CITY, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| CHAMOSITE PSEUDOMORPH AFTER GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| 3.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.1 lbs. - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 18 x 8 mm Cabochon 3.8 Carats - , MI US |
| Old COPPER specimen * Keweenaw Peninsula * Michigan - , MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 19+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 15+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 10 Stones 20+ carat 600 grit - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| Dendritic Native Copper from Smelter, Keewenaw Peninsula, Michigan 62 grams - , MI US |
| Chlorastrolite Greenstone Michigan Isle Royale 14 Individual Stones - 1 Large - , MI US |
| LARGE CONGLOMERATE COPPER SLAB: KINGSTON MINE, KEWEENAW CO., MICHIGAN, USA - NR! - , MI US |
| 4 PHEONIX MINE NATIVE COPPER CHISEL STRIPS KEWEENAW PENINSULA MICHIGAN 105 GRAMS - , MI US |
| 4” Native UP Michigan Copper Nugget Keweenaw Peninsula 11.8 OZ (Turtle Look) - , MI US |
| 3.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| Large Tumbled Copper Nugget Natural Native Metal Ore Michigan Cu 6.9lbs - , MI US |
| CONGLOMERATE NATIVE SILVER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| 4.0 CM MATCHED PORCELAIN DATOLITE PAIR: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| Rare OLD snowflake Mohawkite - domeykite in quartz - Keweenaw Peninsula Michigan - Mohawk, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| NATIVE SILVER & COPPER NUGGET: MOHAWK MINE, KEWEENAW COUNTY, MICHIGAN, USA - NR! - Mohawk, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| NATIVE SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Isle Royale 7 Stones 51 + carats 400 grit - , MI US |
| CRYSTAL SILVER CALCITE & CHALCOCITE: WHITE PINE MINE, ONTONAGON CO, MICHIGAN-NR! - Ontonagon, MI US |
| Michigan Greenstone Chlorastrolite Pumpellyite Isle Royale 2 ounce tumbled lot - , Mi US |
| COOL CRYSTAL SILVER & CALCITE: WHITE PINE MINE, ONTONAGON CO., MICHIGAN - NR! - Ontonagon, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 47+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 8 x 6 Cabochon - , MI US |
| 3.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , MI US |
| 3 PHEONIX MINE NATIVE COPPER CHISEL STRIPS KEWEENAW PENINSULA MICHIGAN 85 GRAMS - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale & Copper 48+ carat 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 8 Stones 16+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale & Thompsonite 21+ Carats - , MI US |
| 3.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| Copper Sphere Michigan 124 grams Nice Display - , MI US |
| 3.2" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.1 lbs. - , MI US |
| JEWELRY GRADE CRYSTAL COPPER in PREHNITE: CENTRAL EXPLORATION MINE, MICHIGAN-NR! - , MI US |
| 2.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| COOL 3.2 CT CHLORASTROLITE-GREENSTONE: ISLE ROYALE NATIONAL PARK, MICHIGAN - NR! - , MI US |
| NATIVE COPPER & SILVER: CENTENNIAL MINE, HOUGHTON COUNTY, MICHIGAN, USA - NR! - , MI US |
| SWEET SILVER SCULPTURE: C&H #21 MINE, CALUMET, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| SUPERB GROUP 45 SILVER-COPPER NUGGETS: MOHAWK MINE, KEWEENAW CO., MICHIGAN - NR! - Mohawk, MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Chunk of Mohawkite Copper Mineral from the Mohawk Mine, Keweenaw Co, Michigan - Mohawk, MI US |
| 4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| COOL CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 4.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , Mi US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 4.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.7 lbs. - , MI US |
| CHAMOSITE PSEUDOMORPH AFTER GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 20 x 14 mm 7.3 Carats - , MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 12.9 carat 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 39+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 10 Stones 23 carats 600 grit - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| SWEET GROUP OF 20 LARGE DATOLITE NODULES: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| 4.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , MI US |
| OLD NATIVE COPPER SPECIMENS KEEWENAW PENINSULA UPPER MICHIGAN 1/2 POUND - , MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| SILVER & COPPER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 29 mm (1.15") NATIVE COPPER Egg Sphere Keweenaw Peninsula, Michigan Natural - , MI US |
| Rare OLD snowflake Mohawkite - domeykite in quartz - Keweenaw Peninsula Michigan - Mohawk, MI US |
| 5.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.7 lbs. - , MI US |
| SILVER & COPPER NUGGET: MOHAWK MINE, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| NATIVE SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| PHEONIX MINE NATIVE COPPER CHISEL STRIPS KEWEENAW PENINSULA MICHIGAN 95 GRAMS - , MI US |
| SUPERB CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Large Stone 8+ carats 400 grit - , Mi US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , Mi US |
| Copper & Silver Half-breed, Cliff Mine, Keweenaw County, Michigan - , MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| CHOICE CHAMOSITE PSEUDOMORPH GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 12.+carat 600 grit - , MI US |
| CHOICE CHAMOSITE PSEUDOMORPH GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| FLUORESCENT "YOOPERLITE": BEACHES OF THE KEWEENAW PENINSULA, MICHIGAN, USA - NR! - , MI US |
| 40 MM SOLID NATIVE COPPER SPHERE KEWEENAW PENINSULA MICHIGAN 290 GRAMS - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| Michigan Float Copper / Mine Copper - , MI US |
| 5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| JEWELRY GRADE CRYSTAL COPPER in PREHNITE: CENTRAL EXPLORATION MINE, MICHIGAN-NR! - , MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| Native Natural Copper Michigan 14mm SPHERE Mineral Metal ENERGY Gemstone MARBLE - , MI US |
| COPPER & SILVER NUGGET GROUP: CALUMET & HECLA MINES, HOUGHTON CO, MICHIGAN - NR! - Calumet, MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| SUPERB GROUP 75+ SILVER-COPPER NUGGETS: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| JEWELRY GRADE CRYSTAL COPPER in PREHNITE: CENTRAL EXPLORATION MINE, MICHIGAN-NR! - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| ☆ Lake Superior GREENSTONE - Chlorastrolite ☆ U.P. MICHIGAN ☆ - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| JEWELRY GRADE CRYSTAL COPPER in PREHNITE: CENTRAL EXPLORATION MINE, MICHIGAN-NR! - , MI US |
| COOL CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Specular Hematite Natural Banded Red Silver Michigan BIF 5lbs 10oz {G35JK} - , Mi US |
| SILVER, CHALCOCITE & CALCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| 4 1/2” Native Glacial Michigan Float Copper Nugget Specimen 1 LB 14 OZ - , Mi US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 18+ carats 600 grit - , MI US |
| 3.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.4 lbs. - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 14.+carat 600 grit - , MI US |
| 3.2" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| SWEET COPPER BANDED AGATE PAIR: WOLVERINE #2 MINE, KEWEENAW CO, MICHIGAN - NR! - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 3 Stones 18+ carat 600 grit - , MI US |
| Natural Copper Ore Specimen - 597 grams - Native Michigan High Grade Nugget - , MI US |
| 1" NATIVE COPPER Cube Keweenaw Peninsula Michigan Natural - , MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| vintage 24KT GOLD ORE & NUGGETS Ropes Gold Mine Michigan Ropes Gold & Silver Co. - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| 5.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.7 lbs. - , MI US |
| COPPER & SILVER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 3.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| SUPERB GROUP 24 SILVER-COPPER NUGGETS: MOHAWK MINE, KEWEENAW CO., MICHIGAN - NR! - Mohawk, MI US |
| CLASSIC Native Copper Crystal KEWEENAW, MICHIGAN -Ex. Arch Oboler - , MI US |
| MOHAWKITE & MATRIX JEWELRY GRADE END SLAB: MOHAWK MINE, KEWEENAW, MICHIGAN - NR! - Mohawk, MI US |
| 7.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2 lbs. - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| Lake Superior Copper Banded Replacement Agate Michigan Mining 5 Piece Lot - , MI US |
| SWEET CRYSTAL SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Stone 11+ carats 400 grit - , Mi US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 4.2" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2 lbs. - , Mi US |
| 4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.8 lbs. - , MI US |
| Old COPPER specimen * Keweenaw Peninsula * Michigan - , MI US |
| COPPER crystals * Keweenaw Peninsula * Michigan - , MI US |
| 4.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.4 lbs. - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Huge Stone 40+ carat 600 grit - , MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| 3.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| NATIVE COPPER, EPIDOTE & CALCITE: MENDOTA MINE, BETE GRISE, MICHIGAN, USA - NR! - , MI US |
| 3.6" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 6.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2.7 lbs. - , MI US |
| SWEET SILVER & COPPER NUGGET: CENTRAL MINE, KEWEENAW COUNTY, MICHIGAN, USA - NR! - , MI US |
| 3.9" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| COPPER BANDED AGATE MATCHED PAIR: WOLVERINE #2 MINE, KEWEENAW CO, MICHIGAN - NR! - , MI US |
| 39mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| CONGLOMERATE NATIVE SILVER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| 6.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 2 lbs. - , MI US |
| SWEET GROUP OF 20 SILVER NUGGETS: MOHAWK MINE, KEWEENAW CO., MICHIGAN - NR! - Mohawk, MI US |
| 30 mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula, Michigan Natural - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| Chlorastrolite Greenstone Michigan Gem 7 Large Stones 10 Grams 400 grit - , MI US |
| NATIVE SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN NR! - Ontonagon, MI US |
| 2 1/2” Native UP Michigan Copper Nugget Keweenaw Peninsula 3.2 OZ - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite (Isle Royale Greenstone): Green Turtleback Pattern; 5cts Michigan - , Mi US |
| SILVER, CHALCOCITE & CALCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite Greenstone Michigan Gem Large Stone 23+ carats 600 grit - , Mi US |
| NATIVE COPPER FLOAT KEWEENAW PENINSULA MICHIGAN 750 GRAMS - , MI US |
| 4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| NATIVE COPPER & QUARTZ SLAB MICHIGAN MINERALS GEMS-MIN - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 9.4 carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 7 Stones 38+ carats 600 grit - , MI US |
| 4.5" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 30mm (1.18") NATIVE COPPER Sphere Ball Keweenaw Peninsula Michigan Natural - , MI US |
| SWEET 3.0 CM CUPRITE INCLUDED DATOLITE: LAKE SUPERIOR DISTRICT, MICHIGAN - NR! - , MI US |
| Large 2.0lb Copper Tumbled Nugget. Natural Native Copper from Keweenaw Michigan - , MI US |
| Michigan Float Copper/ Mine Copper - , MI US |
| 9.05 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! - , MI US |
| Michigan Float Copper/ Mine Copper (No.4) - , MI US |
| Box 'O' Copper Native Copper from Keweenah Peninsula, Michigan 36 Pc. - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| COPPER & SILVER NUGGET: CALUMET & HECLA MINES, HOUGHTON COUNTY, MICHIGAN - NR! - Calumet, MI US |
| 4 3/4” Tumbled Native Glacial Michigan Float Copper Nugget Specimen 1 LB 9 OZ - , MI US |
| NATIVE COPPER & SILVER: DELAWARE MINE, KEWEENAW COUNTY, MICHIGAN, USA - NR! - Delaware, MI US |
| 4.1" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| SILVER & COPPER NUGGET: SENECA MINE, MOHAWK, KEWEENAW COUNTY, MICHIGAN - NR! - Mohawk, MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| EXQUISITE DENDRITIC CRYSTAL SILVER: WHITE PINE MINE ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| Chlorastrolite (Isle Royale Greenstone): Green Turtleback Pattern; 3cts Michigan - , MI US |
| SWEET SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| Specular Hematite Natural Banded Red Silver Michigan BIF 11lbs 7oz {F5aR} - , Mi US |
| COOL CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , Mi US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 7+ carats 600 grit - , MI US |
| CHAMOSITE PSEUDOMORPH AFTER GARNET: SPURR MINE, BARAGA COUNTY, MICHIGAN - NR! - , MI US |
| 3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 4.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| 4.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.2 lbs. - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 8 Stones 13+ carats 600 grit - , MI US |
| NATIVE COPPER, EPIDOTE & CALCITE: MENDOTA MINE, BETE GRISE, MICHIGAN, USA - NR! - , MI US |
| 40mm NATIVE COPPER Sphere Ball w/ Stand - Keweenaw Peninsula, Michigan - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 5 Stones 47 carats 600 grit - , MI US |
| NATIVE COPPER 0.3 oz. Keweenaw Co. Peninsula, Michigan Natural Mineral - , MI US |
| Native Copper, Kearsarge Mine, Michigan - , MI US |
| Glacial Copper/Silver, so called "Halfbreed", Michigan, large and unusual - , MI US |
| NATIVE COPPER & SILVER: CENTENNIAL MINE, HOUGHTON COUNTY, MICHIGAN, USA - NR! - , MI US |
| 29 mm (1.15") NATIVE COPPER Egg Sphere Keweenaw Peninsula, Michigan Natural - , MI US |
| Calumet Michigan Mining Copper Ashtray Keweenaw Peninsula souvenir - Calumet, MI US |
| 3.4" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| CONGLOMERATE SILVER & COPPER: CALUMET & HECLA MINES, HOUGHTON CO. MICHIGAN - NR! - Calumet, MI US |
| YOOPERLITE SODALITE Fluorescent Crystal Mineral Specimen Beach Rock MICHIGAN - , MI US |
| MOHAWKITE in MATRIX JEWELRY GRADE SLAB: MOHAWK MINE, KEWEENAW CO, MICHIGAN - NR! - Mohawk, MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| SUPERB CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| 5.9" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - 1.9 lbs. - , MI US |
| COOL CRYSTAL SILVER GROUP: WHITE PINE MINE, ONTONAGON COUNTY, MICHIGAN - NR! - Ontonagon, MI US |
| CHOICE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC CO., MICHIGAN - NR! - , Mi US |
| SWEET CRYSTAL SILVER & CHALCOCITE: WHITE PINE MINE, ONTONAGON CO, MICHIGAN - NR! - Ontonagon, MI US |
| 3.7" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , Mi US |
| 4.3" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 23+ carats 600 grit - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale 12 x 11 mm 4.7 Carats - , MI US |
| Chlorastrolite Greenstone Michigan Gem Isle Royale Large 9.8 carats 600 grit - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
| 2.8" NATIVE COPPER NUGGET- Keweenaw Peninsula, Michigan - , MI US |
| RARE GOLD SHEEN GOETHITE: GENEVA MINE, BESSEMER, GOGEBIC COUNTY, MICHIGAN - NR! - , MI US |
