Browse mineral resources

Eagle Project

Prospect • Nickel, Copper

Mather Mine

Past Producer • Iron

Tracy Mine

Past Producer • Iron

Humboldt Mine (Cci)

Past Producer • Iron

Tilden Mine

Producer • Iron

North Republic Mine

Past Producer • Iron

Riverside Mine

Past Producer • Iron

Erie Mine

Past Producer • Iron

Michigamme Mine

Past Producer • Iron

Kona Dolomite

Producer • Copper

Athens Mine

Past Producer • Iron

Breitung-Hematite Mine

Past Producer • Iron

Bunker Hill Mine

Past Producer • Iron

Adams Mine

Past Producer • Iron

Albion Mine

Prospect • Iron

American Mine

Past Producer • Iron

Archibald Mine

Past Producer • Iron

Barasa Mine

Past Producer • Iron

Austin Mine

Past Producer • Iron

Barnes-Hecker Mine

Past Producer • Iron

Bessie Mine

Producer • Iron

Blueberry Mine

Past Producer • Iron

Cambria-Jackson Mine

Past Producer • Iron

Carr Mine

Past Producer • Iron

Champion Mine

Past Producer • Iron

Chase Mine

Past Producer • Iron

Chicago Prospect

Prospect • Iron

Cleveland Mine

Past Producer • Iron

Cleveland Lake Group

Past Producer • Iron

Cliffs Arctic Reserve

Prospect • Iron

Cliffs Shaft Mine

Past Producer • Iron

Columbia Mine

Past Producer • Iron

Detroit Mine

Past Producer • Iron

East Champion

Past Producer • Iron

Excelsior Prospect

Past Producer • Iron

Fitch Mine

Past Producer • Iron

Forest City Prospect

Prospect • Iron

Foster Mine

Past Producer • Iron

Foxdale Reserve

Past Producer • Iron

Francis Mine

Past Producer • Iron

Gardner-Mackinaw Mine

Past Producer • Iron

Gibson Prospect

Past Producer • Iron

Goodrich Prospect

Prospect • Iron

Greenwood Mine

Past Producer • Iron

Himrod Prospect

Past Producer • Iron

Hortense Mine

Past Producer • Iron

Howell-Hoppock Prospect

Past Producer • Iron

Isabella Mine

Past Producer • Iron

Lackawanna Mine

Past Producer • Iron

Lake Angeline Mine

Past Producer • Iron

Lake Sally Reserve

Prospect • Iron

Lake Superior Group

Past Producer • Iron

Lloyd Mine

Past Producer • Iron

Lucky Star Reserve

Prospect • Iron

Lucy Mine

Past Producer • Iron

Maas Mine

Past Producer • Iron

Marquette Prospect

Prospect • Iron

Mary Charlotte Mine

Past Producer • Iron

Michigan Prospect

Prospect • Iron

Miller Prospect

Prospect • Iron

Milwaukee-Davis Mine

Past Producer • Iron

Mitchell Mine

Past Producer • Iron

Moore Mine

Past Producer • Iron

Moro Mine

Past Producer • Iron

Morris Mine

Past Producer • Iron

National Mine

Past Producer • Iron

Negaunee Mine

Past Producer • Iron

New England Mine

Past Producer • Iron

Non Pareil Mine

Past Producer • Iron

Ogden Mine

Past Producer • Iron

Pascoe Mine

Past Producer • Iron

Phoenix Mine

Past Producer • Iron

Pioneer Mine

Past Producer • Iron

Platt Mine

Past Producer • Iron

Pontiac Prospect

Producer • Iron

Republic Mine

Past Producer • Iron

Richards Prospect

Prospect • Iron

Richmond Mine (New)

Past Producer • Iron

Richmond Mine (Old)

Past Producer • Iron

Rolling Mill Mine

Past Producer • Iron

Rowland Prospect

Prospect • Iron

Saginaw Mine

Past Producer • Iron

Salisbury Mine

Past Producer • Iron

Sampson Mine

Past Producer • Iron

Section 12 Mine

Prospect • Iron

Princeton Mine

Past Producer • Iron

Stephenson Mine

Past Producer • Iron

Volunteer (New) Mine

Producer • Iron

Volunteer (Old) Mine

Past Producer • Iron

Humboldt (Old) Mine

Past Producer • Iron

Wicks Prospect

Prospect • Iron

Winthrop Mine

Past Producer • Iron

Ropes Mine

Producer • Gold, Silver

Magnetic Mine

Past Producer • Iron

Empire Mine

Producer • Iron

Albion Mine

Past Producer •

Hard Ore Mine

Past Producer • Iron

Platt

Past Producer •

Unnamed Zinc Prospect

Occurrence • Zinc

Lillie Iron Mine

Past Producer • Iron

Magnetic Mine

Past Producer •

Unnamed Copper&Lead&Zinc Prospect

Occurrence • Lead, Zinc, Copper

Unnamed Silver and Lead Prospect

Occurrence • Lead, Silver

Star West

Past Producer •

Chicago Mine

Past Producer •

Adams Mine

Past Producer •

Pontiac

Prospect •

Huron Bay Slate Quarry

Past Producer • Granite

Francis

Past Producer •

Diamond Drill Dept

Producer • Iron

Breitung Iron Mine

Past Producer • Iron

Unnamed Copper Prospect

Occurrence • Copper

Republic Mine

Producer • Iron

New Humboldt Mine

Past Producer •

Wicks

Prospect •

New England Mine

Past Producer •

Archibald Mine

Past Producer •

Mackinaw-Gardner Iron Mine

Past Producer • Iron

Unnamed Copper and Zinc Prospect

Occurrence • Copper, Zinc

Unnamed Copper Prospect

Occurrence • Copper

Stephenson Mine

Past Producer •

Howell-Hoppock

Past Producer •

Unnamed Gold Prospect

Occurrence • Gold

City of Marquette Pit

Producer • Sand and Gravel, Construction

National Mine

Past Producer •

American Mine

Past Producer •

Ogden

Past Producer •

Hocking Construction Co. Pit

Producer • Sand and Gravel, Construction

Cambria-Jackson Mine

Past Producer •

Winthrop

Past Producer •

Krygorski Const Co

Producer • Sand and Gravel, Construction

Stegmiller Mine

Past Producer •

Unnamed Lead Deposit

Occurrence • Gold

North Phenix Iron Mine

Past Producer • Iron

Pioneer

Past Producer •

Jones and Laughlin Iron Mine

Past Producer • Iron

Gold&Copper&Tungsten&Zinc Prospect

Occurrence • Copper, Gold, Tungsten, Zinc

Unnamed Molybdenum Prospect

Occurrence • Molybdenum

Unnamed Copper Prospect

Occurrence • Copper

Cascade Iron #2

Prospect • Iron

Unnamed Copper Prospect

Occurrence • Gold

Lackawanna

Past Producer •

New Richmond Open Pit

Past Producer •

Barnum Iron Mine

Past Producer • Iron

Foxdale Mine

Past Producer •

Unnamed Lead Prospect

Occurrence • Lead

Mather B Mine

Past Producer •

Chippewa Iron Mine

Past Producer • Iron

Unnamed Copper&Lead&Zinc Prospect

Occurrence • Copper, Lead, Zinc

Unnamed Copper Prospect

Occurrence • Copper

Republic Pellet Plant

Plant • Iron

Unnamed Copper Prospect

Occurrence • Copper

Cleveland-Cliffs Ore Improve. Plnt

Past Producer • Iron

Unnamed Molybdenum Prospect

Occurrence • Molybdenum

Unnamed Gold and Copper Prospect

Occurrence • Copper, Gold

Bessie Mine

Past Producer •

Unnamed Copper Prospect

Occurrence • Copper

Empire

Producer • Iron

Forest City

Past Producer •

Section 12

Past Producer •

Maas Mine

Past Producer •

Unnamed Silver and Copper Prospect

Occurrence • Copper, Silver

Unnamed Gold Prospect

Occurrence • Gold

Copper&Lead&Zinc Prospect

Occurrence • Copper, Lead, Zinc

Dexter Iron Mine

Past Producer • Iron

Athens Mine

Past Producer •

Empire I Pellet Plant

Plant • Iron

Tilden Ii Pellet Plant

Plant • Iron

Erie Mine

Past Producer •

Unnamed Copper Prospect

Occurrence • Copper

Bunker Hill Mine

Occurrence •

Cascade

Prospect • Iron

Unnamed Copper Deposit

Occurrence • Copper

Unnamed Gold Prospect

Occurrence • Gold

Unnamed Gold Prospect

Occurrence • Gold

Unnamed Copper and Zinc Deposit

Occurrence • Copper, Zinc

Milwaukee-Davis Mine

Past Producer •

Section 16 Mine

Past Producer • Iron

Manganese Mine

Past Producer •

Unnamed Copper Prospect

Occurrence • Copper

Athens Iron Mine

Past Producer • Iron

Barnes-Hecker Mine

Past Producer •

Unnamed Copper and Lead Prospect

Occurrence • Copper, Lead

Saginaw Mine

Past Producer •

Unnamed Copper&Molybdenum Prospect

Occurrence • Copper, Molybdenum

Unnamed Gold Prospect

Occurrence • Gold

Republic Feldspar Quarry

Past Producer • Feldspar

Republic Iron Mine

Past Producer • Iron

St Lawrence Iron Mine

Past Producer • Iron

Clinton Slate & Iron Co.Quarry

Past Producer • Granite

Section 21 Iron Mine

Past Producer • Iron

Empire III Pellet Plant

Plant • Iron

Unnamed Copper Prospect

Occurrence • Copper

Unnamed Copper Prospect

Occurrence • Copper

Lowthian Mine

Past Producer •

Himrod Iron Mine

Past Producer • Iron

Unnamed Copper Deposit

Occurrence • Gold

Cliffs Shaft Mine Includes

Past Producer •

Phoenix

Past Producer •

Mitchell Mine

Past Producer •

Michigamme

Past Producer •

Miller

Past Producer •

Barasa Mine

Past Producer •

Pioneer Pellet Plant

Plant • Iron

Dishneau Pit

Producer • Sand and Gravel, Construction

New Burt

Prospect •

Maitland Iron Mine

Past Producer • Iron

Unnamed Copper Prospect

Occurrence • Copper

Lake Angeline Mine

Past Producer •

Cleveland Lake Mine

Past Producer •

New York Mine

Past Producer •

Pascoe Mine

Past Producer •

Negaunee Mine

Past Producer •

Lucy Mine

Past Producer •

Riverside

Past Producer •

Unnamed Mineral Prospect

Occurrence • Tungsten, Gold, Molybdenum, Bismuth, Copper

Goodrich

Past Producer •

Tilden I Pellet Plant

Plant • Iron

Unnamed Gold Prospect

Occurrence • Gold

Richards

Prospect •

Michigan Gold Mine

Past Producer • Gold

Unnamed Copper Deposit

Occurrence • Copper

Morris Mine

Past Producer •

Excelsior Mine

Past Producer •

Unnamed Uranium Prospect

Occurrence • Uranium

Unnamed Copper Prospect

Occurrence • Copper

Tracy Mine

Past Producer •

City of Marquette Pit

Producer • Sand and Gravel, Construction

Unnamed Gold and Silver Prospect

Occurrence • Gold, Silver

Lawson Pit & Mill

Producer • Sand and Gravel, Construction

Cleveland-Cliffs Humboldt Plnt

Past Producer • Iron

Lindberg Quarries

Producer • Stone, Crushed/Broken

Felber Pit

Producer • Sand and Gravel, Construction

Foster

Past Producer •

Old Richmond Open Pit

Past Producer •

N.West Branch Slate Quarry

Past Producer • Granite

Cascade Iron #3

Prospect • Iron

Kona Sulfides

Past Producer • Copper

Marine Fe Mine

Past Producer • Iron

Mi.Verde Antique Co.Dolomite Quarry

Past Producer • Marble, Dimension

Unnamed Copper Prospect

Occurrence • Copper

Unnamed Molybdenum Prospect

Occurrence • Molybdenum

Salisbury Mine

Past Producer •

Unnamed Gold Prospect

Occurrence • Gold

Detroit Mine

Past Producer •

Unnamed Copper Prospect

Occurrence • Copper

Mexican Mine

Past Producer •

Cleveland Cliffs Iron Mine

Past Producer • Iron

Gardner-Mackinaw

Past Producer •

Unnamed Gold Prospect

Occurrence • Gold

Michigan Mine

Past Producer •

Unnamed Copper Prospect

Occurrence • Copper

Unnamed Molybdenum Prospect

Occurrence • Molybdenum

480 Pit & Mill

Producer • Sand and Gravel, Construction

Northampton Iron Mine

Past Producer • Iron

Unnamed Copper Prospect

Occurrence • Copper

Lake Sally Mine

Past Producer •

Lucky Star Mine

Past Producer •

Columbia Mine

Past Producer •

Unnamed Gold Prospect

Occurrence • Gold

Unnamed Copper Prospect

Occurrence • Copper

Unnamed Gold and Copper Prospect

Occurrence • Copper, Gold

Cascade Iron #1

Prospect • Iron

Unnamed Copper Deposit

Occurrence • Gold

Arvon Slate Quarry

Past Producer • Stone, Crushed/Broken

Unnamed Copper Prospect

Occurrence • Copper

Unnamed Copper&Lead&Zinc Prospect

Occurrence • Copper, Lead, Zinc

Negaunee Iron Mine

Past Producer • Iron

Rowland

Prospect •

Unnamed Copper Prospect

Occurrence • Copper

Empire II Pellet Plant

Plant • Iron

Gilmore Prospect

Prospect • Iron

Austin Mines Numbers 1 and 2

Past Producer •

Empire IV Pellet Plant

Plant • Iron

Primrose

Prospect •

Nonpariel

Past Producer •

Jackson Fe Mine

Past Producer • Iron

Herman Gunlach Company

Producer • Sand and Gravel, Construction

Unnamed Copper&Molybdenum Prospect

Occurrence • Copper, Molybdenum

Tilden Mine

Producer • Iron

Gibson

Past Producer •

Unnamed Zinc Prospect

Occurrence • Zinc

Unnamed Gold Prospect

Occurrence • Gold

Hematite Iron Mine

Past Producer • Iron

Chase Mine

Past Producer •

East Champion Mine

Past Producer •

Cleveland-Cliffs Pioneer Pel. Plnt

Past Producer • Iron

Hortense

Past Producer •

Unnamed Gold and Copper Prospect

Occurrence • Copper, Gold

Unnamed Lead Prospect

Occurrence • Lead

Unnamed Lead&Zinc Prospect

Occurrence • Lead, Zinc

Standard Iron Mine

Past Producer • Iron

Unnamed Gold Prospect

Occurrence • Gold

Lake Superior Group

Past Producer •

Richmond Iron Mine

Past Producer • Iron

Blueberry Mine

Past Producer •

Unnamed Copper&Lead&Zinc Prospect

Occurrence • Copper, Lead, Zinc

Unnamed Copper Prospect

Occurrence • Copper

East New York Iron Mine

Past Producer • Iron

Unnamed Gold&Copper&Silver Prospect

Occurrence • Copper, Gold, Silver

Interstate Iron Mine

Past Producer • Iron

Unnamed Lead and Zinc Prospect

Occurrence • Lead, Zinc

North Republic

Prospect •

Moore

Past Producer •

Champion Mine

Past Producer •

Isabella Mine

Past Producer •

Rolling Mill Iron Mine

Past Producer • Iron

Unnamed Copper and Zinc Prospect

Occurrence • Copper, Zinc

Marquette Mine

Past Producer •

Cliffs Arctic

Occurrence •

Includes Old New York Hematite

Past Producer •

Unnamed Gold&Lead&Copper Prospect

Occurrence • Gold, Lead, Copper

Unnamed Copper and Tungsten Prospec

Occurrence • Copper, Tungsten

Lloyd Mine

Past Producer •

Fitch Mine

Past Producer •

Clear Creek Slate Quarry

Past Producer • Granite

Grant Iron Mine

Past Producer • Iron

Unnamed Copper&Nickel&Lead Prospect

Occurrence • Copper, Lead, Nickel

West Republic Mine

Past Producer • Iron

Unnamed Copper&Lead&Zinc Prospect

Occurrence • Copper, Lead, Zinc

Greenwood

Past Producer •

Unnamed Molybdenum Prospect

Occurrence • Molybdenum

Morgan Meadows Pit

Producer • Sand and Gravel, Construction

Marquette Iron District

Producer • Iron

Regent Group

Past Producer • Iron

Star West Mine

Past Producer • Iron

Manganese Mine

Past Producer • Iron

High Point Gold Prospect

Prospect • Gold

B & M Gold Exploration

Prospect • Gold

Calumet Gold Exploration

Prospect • Gold

Foley & Adams Gold Prospect

Prospect • Gold

Phillips Gold Exploration

Prospect • Gold

Bjork & Ludin Gold Prospect

Prospect • Gold

Superior Gold & Silver Exploration

Prospect • Gold, Silver

Madden & Hogan Exploration

Prospect • Gold

Lowthian Mine

Past Producer • Iron

Marquette Silver Prospect

Prospect • Silver

Dead River Gold Mine

Prospect • Gold

Detroit Gold & Silver Prospect

Prospect • Gold

Northhamption Exploration

Prospect • Iron

Krieg Mine

Past Producer • Gold

Daniel Sec 30 Gold Prospect

Occurrence • Silver, Gold, Copper

Daniel Sec 5 Gold Prospect

Prospect • Gold

Chippewa Exploration

Prospect • Iron

Peninsula Gold Prospect

Prospect • Gold

Grayling Gold Prospect

Prospect • Gold

Grummett Gold Prospect

Prospect • Gold

Brown Gold Prospect

Prospect • Gold

Mockler Gold Exploration

Prospect • Gold

Breitung Gold Exploration

Prospect • Gold

Michigan Gold Mine

Producer • Gold

Lake Superior Gold Exploration

Prospect • Gold

Boulson Exploration

Prospect • Gold

Gertrude Mine

Past Producer • Iron

Hungerford Mine

Occurrence • Iron

Holyoke Silver Mine

Prospect • Silver

Coon Gold Exploration

Occurrence • Gold, Copper

Gordon Gold Exploration

Occurrence • Gold

Grant, U.S. Mine

Occurrence • Iron

New York Mine

Past Producer • Iron

Morgan Gold Prospect

Prospect • Gold

Alger Gold Prospect

Prospect • Gold

Gold Bluff Prospect

Prospect • Gold

Silver Creek West

Prospect • Gold

Crescent Gold Exploration

Occurrence • Gold

Fire Center Prospect

Prospect • Gold

Ruppe Prospect

Prospect • Gold

Marquette Iron District

Producer • Iron