Mines in St. Louis County, Minnesota

St. Louis County, Minnesota has 857 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 135 of these are currently active mining operations. The most commonly recorded commodity is construction sand and gravel, with 77 sites. The table below lists all recorded mines in the county with links to individual site details.

All Mines in St. Louis County

Mine	Commodity	Type	Status	Source
Coons Aggregate Supply, Llc	Construction Sand and Gravel	Surface	Active	MSHA
Crusher 2-300	Construction Sand and Gravel	Surface	Active	MSHA
Hibbing Taconite Company	Iron Ore	Surface	Active	MSHA
Keetac	Iron Ore	Surface	Active	MSHA
Minntac Mine	Iron Ore	Surface	Active	MSHA
Minntac Plant	Iron Ore	Facility	Active	MSHA
Minorca Mine	Iron Ore	Surface	Active	MSHA
Northmet	Copper Ore NEC	Surface	Active	MSHA
Northshore Mining Company	Iron Ore	Surface	Active	MSHA
Plant 17	Construction Sand and Gravel	Surface	Active	MSHA
United - Mine	Iron Ore	Surface	Active	MSHA
United Plant	Iron Ore	Facility	Active	MSHA
Aho Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Amborn Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Anchor Lake Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Arrowhead Blacktop Co	Stone, Crushed/Broken	Surface	Producer	MRDS
Arrowhead Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Auburn & Great Western Mines	Iron	Surface	Producer	MRDS
Auburn Mine	Iron		Producer	MRDS
Auburn Mine	Iron	Surface	Producer	MRDS
Ballast Crushing Operation	Iron	Processing Plant	Producer	MRDS
Ballast Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Bangor Mine	Iron	Surface	Producer	MRDS
Bentonite Plant	Iron	Processing Plant	Producer	MRDS
Blair Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Cemetery Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Columbia Mine	Iron		Producer	MRDS
Coons Pacific Mill	Iron	Processing Plant	Producer	MRDS
Coons Pit	Iron	Surface	Producer	MRDS
Curtis Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Day Mine	Iron		Producer	MRDS
Dobbis Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Douglas Screening Plant	Iron	Processing Plant	Producer	MRDS
Duluth Ready Mix	Stone, Crushed/Broken	Processing Plant	Producer	MRDS
Dunka Pit Fe Deposit	Iron	Surface	Producer	MRDS
East Range Gravel Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
El Jay #2	Sand and Gravel, Construction	Surface	Producer	MRDS
Erie Mining Co Pit No 1	Iron	Surface	Producer	MRDS
Erie Mining Co. Mine	Iron		Producer	MRDS
Erie Pellet Plant	Iron	Processing Plant	Producer	MRDS
Erie Pit No 2	Iron	Surface	Producer	MRDS
Erie Pit No 4	Iron	Surface	Producer	MRDS
Erie Pit No 5	Iron	Surface	Producer	MRDS
Erie Pit No 6	Iron	Surface	Producer	MRDS
Erie Pit No 7	Iron	Surface	Producer	MRDS
Erie Pit No 9 North	Iron	Surface	Producer	MRDS
Erie Pit No 9 South	Iron	Surface	Producer	MRDS
Fairlane Plant	Iron	Processing Plant	Producer	MRDS
Forster Mine	Iron		Producer	MRDS
Forster-Burt Mine	Iron		Producer	MRDS
Forster-Burt Mine	Iron	Surface	Producer	MRDS
Fraser Mine	Iron		Producer	MRDS
Frederick Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Georges Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Great Northern Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Great Western Mine	Iron		Producer	MRDS
Great Western Mine	Iron	Surface	Producer	MRDS
Green Quarry	Granite	Surface	Producer	MRDS
Gross-Nelson Mine	Iron	Surface	Producer	MRDS
Gulbranson Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Gulbranson Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Hartley Mine	Iron		Producer	MRDS
Hibbing Green Quarry	Granite	Surface	Producer	MRDS
Hibbing Green Quarry	Granite	Surface	Producer	MRDS
Hibbing Taconite	Iron		Producer	MRDS
Hibbing Taconite Mine	Iron	Surface	Producer	MRDS
Hibtac Pit & Mill	Granite	Surface	Producer	MRDS
Higgins No. 2 Mine	Iron	Surface	Producer	MRDS
Hoyt Lakes Mine	Iron		Producer	MRDS
Humphrey Mine	Iron		Producer	MRDS
Impro Gravel Pit & Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Iron Chief Mine	Iron		Producer	MRDS
J & L Central Shops	Iron	Processing Plant	Producer	MRDS
Ltv Mine	Iron	Surface	Producer	MRDS
La France Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Lakeshore Blacktop Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Leustek Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Magnuson Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Mailing Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Maple Grove Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
McKinley Mine	Iron	Surface	Producer	MRDS
Minntac Crushing	Iron	Surface	Producer	MRDS
Minntac Mine	Iron		Producer	MRDS
Minntac Mine	Iron	Surface	Producer	MRDS
Minntac Mine East Pit	Iron	Surface	Producer	MRDS
Minntac Mine West Pit	Iron	Surface	Producer	MRDS
Minorca Mine	Iron	Surface	Producer	MRDS
Minorca Site Pit	Stone, Crushed/Broken	Surface	Producer	MRDS
Monorca Taconite Plant	Iron	Processing Plant	Producer	MRDS
Monroe-Tener Mine	Iron	Surface	Producer	MRDS
Munger Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
National Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
National Steel Pellet Plant	Iron	Processing Plant	Producer	MRDS
Natl Steel Pellet Plant	Iron	Processing Plant	Producer	MRDS
Niles		Surface	Producer	MRDS
Normana Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Northshore Mine	Iron	Surface	Producer	MRDS
Ordean-Allen Pit	Iron	Surface	Producer	MRDS
Peter Mitchell Mine	Iron		Producer	MRDS
Pierce Group Mine	Iron		Producer	MRDS
Pierce Group Mine	Iron	Surface	Producer	MRDS
Rana Mine & Mill	Iron	Surface	Producer	MRDS
Rana Plant	Iron	Processing Plant	Producer	MRDS
Ray Curtis Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Reserve Mine	Iron		Producer	MRDS
Rhude & Fryberger Inc	Iron	Surface	Producer	MRDS
Rolle Ready Mix Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Sauntry Mine	Iron		Producer	MRDS
Sauntry Mine	Iron	Surface	Producer	MRDS
Schubitzke Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Sellers Mine	Iron	Surface	Producer	MRDS
Shaw Mine	Iron		Producer	MRDS
Sherman Concentrator	Iron	Processing Plant	Producer	MRDS
Sherman Mine	Iron		Producer	MRDS
Sliver Mine State	Iron	Surface	Producer	MRDS
Sly Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
St. Clair Mine	Iron		Producer	MRDS
St. Louis County Peat Bogs	Peat		Producer	MRDS
State Road No 66 Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
State Road No 66 Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Stephens Mine	Iron	Surface	Producer	MRDS
Stephens Mine	Iron	Surface	Producer	MRDS
Susquehanna Mine	Iron		Producer	MRDS
The Hanna Mining Co Agen	Iron	Surface	Producer	MRDS
Thunderbird Mine	Iron		Producer	MRDS
Thunderbird Mine	Iron	Surface	Producer	MRDS
Thunderbird North	Iron	Surface	Producer	MRDS
Trugg Marks Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Twin City Mine	Iron		Producer	MRDS
Twin City Mine	Iron	Surface	Producer	MRDS
Ulland Bros Shops	Sand and Gravel, Construction	Processing Plant	Producer	MRDS
Virginia Ready Mix Sand Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Wyoming Annex	Iron	Surface	Producer	MRDS
Zenith Dredge Co Quarry	Stone, Crushed/Broken	Surface	Producer	MRDS
Zlonis Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
2010 Jwb/eljay Screen S/n 54008	Construction Sand and Gravel	Surface	Intermittent	MSHA
Astec Screener	Construction Sand and Gravel	Surface	Intermittent	MSHA
Aad Mine	Iron		Past Producer	MRDS
Aad Mine	Iron	Underground	Past Producer	MRDS
Adriatic Mine	Iron		Past Producer	MRDS
Adriatic Mine	Iron	Underground	Past Producer	MRDS
Agnew Mine	Iron		Past Producer	MRDS
Agnew No.3 Reserve X-41	Iron		Past Producer	MRDS
Ajax Mine	Iron		Past Producer	MRDS
Ajax Mine	Iron	Surface	Past Producer	MRDS
Albany Mine	Iron		Past Producer	MRDS
Albany Mine	Iron	Surface	Past Producer	MRDS
Alberta Mine	Iron		Past Producer	MRDS
Alberta Mine	Iron	Underground	Past Producer	MRDS
Alexandria Mine	Iron		Past Producer	MRDS
Alexandria Mine	Iron	Underground	Past Producer	MRDS
Alice Mine	Iron		Past Producer	MRDS
Alice Mine	Iron	Surface	Past Producer	MRDS
Allan Mine	Iron		Past Producer	MRDS
Allan Mine	Iron	Underground	Past Producer	MRDS
Alpena Mine East	Iron	Surface	Past Producer	MRDS
Alpena Mine West	Iron	Surface	Past Producer	MRDS
Alpena Mine-East	Iron		Past Producer	MRDS
Alpena Mine-West	Iron		Past Producer	MRDS
Alworth Land Mine	Iron		Past Producer	MRDS
Alworth Mine	Iron		Past Producer	MRDS
Alworth Mine	Iron	Surface	Past Producer	MRDS
Argo	Construction Sand and Gravel	Surface	Intermittent	MSHA
Armstrong Bay Mine	Iron		Past Producer	MRDS
Arne Mine	Iron		Past Producer	MRDS
Arne Mine	Iron	Surface	Past Producer	MRDS
Atkins Mine	Iron		Past Producer	MRDS
Atkins Mine	Iron		Past Producer	MRDS
Bangor Mine	Iron		Past Producer	MRDS
Belgrade Mine	Iron		Past Producer	MRDS
Billings Mine	Iron		Past Producer	MRDS
Billings Mine	Iron	Surface	Past Producer	MRDS
Billington Gravel Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Birch Point Prospect	Gold		Unknown	MRDS
Birdie Sand & Gravel	Construction Sand and Gravel	Surface	Intermittent	MSHA
Biwabik Mine	Iron		Past Producer	MRDS
Biwabik Mine	Iron	Surface	Past Producer	MRDS
Biwabik Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Biwabik Pit East Proposed	Iron	Surface	Prospect	MRDS
Boeing Mine	Iron		Past Producer	MRDS
Boulder Lake--North	Titanium, Metal, Iron		Unknown	MRDS
Boulder Lake--South	Iron, Titanium, Metal		Unknown	MRDS
Bradford Mine	Iron		Past Producer	MRDS
Bradford Mine	Iron	Surface	Past Producer	MRDS
Bruce Annex Mine	Iron		Past Producer	MRDS
Bruce Annex Mine	Iron	Underground	Past Producer	MRDS
Bruce Mine	Iron		Past Producer	MRDS
Bruce Mine	Iron	Surface	Prospect	MRDS
Brunt Mine	Iron		Past Producer	MRDS
Brunt Mine	Iron	Surface	Past Producer	MRDS
Budd Reserve H-56	Iron		Past Producer	MRDS
Budd Reserve H-56	Iron	Surface	Prospect	MRDS
Burns Mine	Iron		Past Producer	MRDS
Burns Mine	Iron	Surface	Past Producer	MRDS
Burrall Reserve X-44	Iron		Past Producer	MRDS
Burrall Reserve X-44	Iron	Surface	Prospect	MRDS
Burt Mine	Iron		Past Producer	MRDS
Burt Mine	Iron	Surface	Past Producer	MRDS
Cedar Rapids 6x20 Screen	Construction Sand and Gravel	Surface	Intermittent	MSHA
Crusher 1	Construction Sand and Gravel	Surface	Intermittent	MSHA
Campbell A&b Reserves	Iron	Surface	Prospect	MRDS
Campbell Group A Reserve H-54	Iron		Past Producer	MRDS
Campbell Group B Reserve H-55	Iron		Past Producer	MRDS
Campbell Group D Mine	Iron		Past Producer	MRDS
Canton Mine	Iron		Past Producer	MRDS
Canton Mine	Iron	Surface	Past Producer	MRDS
Canyon Quarry	Construction Sand and Gravel	Surface	Intermittent	MSHA
Carlson Lake Reserve H-58	Iron		Past Producer	MRDS
Carlz No.1 Reserve H-61	Iron	Surface	Prospect	MRDS
Carmi Gravel Pit	Iron	Surface	Past Producer	MRDS
Carmi Mine	Iron		Past Producer	MRDS
Carson Lake Reserve H-58	Iron	Surface	Past Producer	MRDS
Cass Mine	Iron		Past Producer	MRDS
Cass Mine	Iron	Surface	Past Producer	MRDS
Cavour Mine	Iron		Past Producer	MRDS
Cavour Mine	Iron		Past Producer	MRDS
Cedarapids Feederscreen	Construction Sand and Gravel	Surface	Intermittent	MSHA
Central Boulder Lake	Titanium, Metal, Iron		Unknown	MRDS
Chandler Mine-North	Iron		Past Producer	MRDS
Chandler Mine-South	Iron		Past Producer	MRDS
Chataco Mine	Iron		Past Producer	MRDS
Chataco Mine	Iron	Surface	Past Producer	MRDS
Chester Mine	Iron		Past Producer	MRDS
Chester Mine	Iron	Surface	Past Producer	MRDS
Chisholm Mine	Iron		Past Producer	MRDS
Chisholm Mine	Iron	Surface	Past Producer	MRDS
Clark Mine	Iron		Past Producer	MRDS
Clark Mine	Iron		Past Producer	MRDS
Clark Mine	Iron	Underground	Past Producer	MRDS
Clark Mine #2	Iron	Underground	Past Producer	MRDS
Cloquet Annex Reserve Is-1	Iron		Past Producer	MRDS
Cloquet Annex Reserve X-62	Iron	Surface	Past Producer	MRDS
Collin Sand and Gravel	Construction Sand and Gravel	Surface	Abandoned	MSHA
Columbia Mine	Iron	Surface	Past Producer	MRDS
Commodore Mine	Iron		Past Producer	MRDS
Commodore Mine	Iron	Surface	Past Producer	MRDS
Connie Mine	Iron	Surface	Past Producer	MRDS
Consolidated Vermilion and Extension Mine	Iron		Past Producer	MRDS
Cook Pit	Construction Sand and Gravel	Surface	Intermittent	MSHA
Coons Mine	Iron		Past Producer	MRDS
Corsica Mine	Iron		Past Producer	MRDS
Corsica Mine	Iron	Surface	Past Producer	MRDS
Cranberry Islet Prospect	Gold		Unknown	MRDS
Croxton-Syme Mine	Iron		Past Producer	MRDS
Croxton-Syme Mine	Iron	Surface	Past Producer	MRDS
Crush/screen/wash Operations In Pit	Construction Sand and Gravel	Surface	Intermittent	MSHA
Crusher 1-500 Screen Plant	Construction Sand and Gravel	Surface	Intermittent	MSHA
Culver Mine	Iron		Past Producer	MRDS
Culver Mine	Iron	Surface	Past Producer	MRDS
Cyprus Mine	Iron		Past Producer	MRDS
Cyprus Mine	Iron	Surface	Past Producer	MRDS
Dale Mine	Iron		Past Producer	MRDS
Dale Mine	Iron	Surface	Past Producer	MRDS
Day Mine	Iron	Surface	Past Producer	MRDS
Day Reserve Mine	Iron		Past Producer	MRDS
Day Reserve Mine	Iron	Surface	Past Producer	MRDS
Deacon Mine	Iron		Past Producer	MRDS
Deacon Mine	Iron	Underground	Past Producer	MRDS
Dean Mine	Iron		Past Producer	MRDS
Dean Mine	Iron	Surface	Past Producer	MRDS
Deer Lake Pit and Mill	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Donora Mine	Iron		Past Producer	MRDS
Donora Mine	Iron	Surface	Prospect	MRDS
Doran Reserve O-14	Iron		Past Producer	MRDS
Doran Reserve O-14	Iron	Surface	Prospect	MRDS
Dormer Mine	Iron		Past Producer	MRDS
Dormer Mine	Iron	Surface	Past Producer	MRDS
Douglas Mine	Iron		Past Producer	MRDS
Douglas Mine	Iron	Surface	Past Producer	MRDS
Drew Mine	Iron		Past Producer	MRDS
Drew Mine	Iron	Surface	Past Producer	MRDS
Duluth Mine	Iron		Past Producer	MRDS
Duluth Mine	Iron	Surface	Past Producer	MRDS
Duncan Mine	Iron		Past Producer	MRDS
Duncan Mine	Iron	Surface	Past Producer	MRDS
Dunka Pit Cu-Ni Deposit	Copper, Nickel		Occurrence	MRDS
Dunka Road	Nickel, Platinum, Palladium, Copper		Prospect	MRDS
Dunwoody Mine	Iron		Past Producer	MRDS
Dunwoody Mine	Iron		Past Producer	MRDS
East Burt Mine	Iron	Surface	Past Producer	MRDS
Eaton Mine	Iron		Past Producer	MRDS
Eaton Mine	Iron	Underground	Past Producer	MRDS
Elba Mine	Iron		Past Producer	MRDS
Elba Mine	Iron	Underground	Past Producer	MRDS
Elbern Mine	Iron		Past Producer	MRDS
Elizabeth Mine	Iron		Past Producer	MRDS
Elizabeth Mine	Iron	Surface	Prospect	MRDS
Elizabeth Mine #2	Iron	Underground	Past Producer	MRDS
Elliott Reserve G-11	Iron		Past Producer	MRDS
Elliott Reserve G-11	Iron	Surface	Prospect	MRDS
Ely Prospect	Gold		Unknown	MRDS
Embarrass Mine	Iron		Past Producer	MRDS
Embarrass Mine	Iron	Surface	Past Producer	MRDS
Emmett Mine	Iron		Past Producer	MRDS
Emmett Mine	Iron	Surface	Past Producer	MRDS
Engen Sand & Gravel	Sand, Industrial NEC	Surface	Abandoned	MSHA
Enterprise Mine	Iron		Past Producer	MRDS
Enterprise Mine	Iron	Surface	Past Producer	MRDS
Erie I Pellet Plant	Iron	Processing Plant	Plant	MRDS
Erie Ii Pellet Plant	Iron	Processing Plant	Plant	MRDS
Erie Iii Pellet Plant	Iron	Processing Plant	Plant	MRDS
Ernie Mine	Iron		Past Producer	MRDS
Ernie Mine	Iron	Surface	Past Producer	MRDS
Eveleth Expansion Pellet Plant	Iron	Processing Plant	Plant	MRDS
Eveleth Taconite Co	Iron	Surface	Past Producer	MRDS
Eveleth Taconite Pellet Plant	Iron	Processing Plant	Plant	MRDS
Fay Mine	Iron		Past Producer	MRDS
Fay Mine	Iron	Surface	Past Producer	MRDS
Fayal Mine	Iron		Past Producer	MRDS
Fayal No.1 Mine	Iron		Past Producer	MRDS
Finlay	Construction Sand and Gravel	Surface	Intermittent	MSHA
Forster Mine	Iron	Surface	Unknown	MRDS
Forsyth Mine	Iron		Past Producer	MRDS
Forsyth Mine	Iron	Surface	Past Producer	MRDS
Fowler Mine	Iron		Past Producer	MRDS
Fowler Mine	Iron	Underground	Past Producer	MRDS
Franklin Mine	Iron		Past Producer	MRDS
Frantz Mine	Iron		Past Producer	MRDS
Frantz Mine	Iron	Underground	Past Producer	MRDS
Fraser Mine	Iron	Surface	Past Producer	MRDS
G N I O P	Iron	Surface	Past Producer	MRDS
Gp 500	Construction Sand and Gravel	Surface	Abandoned	MSHA
Genoa Fee Mine	Iron		Past Producer	MRDS
Genoa Fee Mine	Iron	Surface	Past Producer	MRDS
Genoa-Sparta Mine	Iron		Past Producer	MRDS
Genoa-Sparta Mine	Iron	Surface	Past Producer	MRDS
Gilbert Mine	Iron		Past Producer	MRDS
Gilbert Mine	Iron	Surface	Past Producer	MRDS
Gilbert Pit West Proposed	Iron	Surface	Prospect	MRDS
Gilbert Silver Mine	Iron		Past Producer	MRDS
Gilbert Silver Mine	Iron	Surface	Past Producer	MRDS
Glen Mine	Iron		Past Producer	MRDS
Glen Mine	Iron	Surface	Past Producer	MRDS
Godfrey Mine	Iron		Past Producer	MRDS
Godfrey Mine	Iron	Surface	Past Producer	MRDS
Gold Island Prospect	Gold		Unknown	MRDS
Grace Mine	Iron		Past Producer	MRDS
Grace Mine	Iron	Underground	Past Producer	MRDS
Graham Mine	Iron		Past Producer	MRDS
Graham Mine	Iron	Surface	Past Producer	MRDS
Grant Mine	Iron		Past Producer	MRDS
Grant Mine	Iron	Surface	Past Producer	MRDS
Gray Annex Reserve G-8	Iron		Past Producer	MRDS
Gray Annex Reserve G-8	Iron	Surface	Past Producer	MRDS
Gray Reserve St.-6	Iron		Past Producer	MRDS
Gray Reserve St.-6	Iron	Surface	Past Producer	MRDS
Grayhawk Hp 400	Construction Sand and Gravel	Surface	Intermittent	MSHA
Great Northern Reserve P-30	Iron	Surface	Prospect	MRDS
Gross-Nelson Mine	Iron		Past Producer	MRDS
H.p. 400	Construction Sand and Gravel	Surface	Abandoned	MSHA
Hagsten Gravel Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Hanna Mine	Iron		Past Producer	MRDS
Hanna Mine	Iron	Surface	Past Producer	MRDS
Hanna Mng Co Agt	Iron	Surface	Past Producer	MRDS
Hanna Mng Co Agt	Iron	Surface	Past Producer	MRDS
Hanna Mng Co Agt	Iron	Surface	Past Producer	MRDS
Hanna Ore Mng Co	Iron	Surface	Past Producer	MRDS
Harold Mine	Iron		Past Producer	MRDS
Harold Mine	Iron	Surface	Past Producer	MRDS
Hartley Mine	Iron	Surface	Past Producer	MRDS
Hartley Trusts	Iron	Underground	Past Producer	MRDS
Hartley-Burt Mine	Iron		Past Producer	MRDS
Hartley-Burt Mine	Iron	Surface	Past Producer	MRDS
Hartman Reserve X-45	Iron		Past Producer	MRDS
Hector Mine	Iron		Past Producer	MRDS
Hector Mine	Iron	Surface	Past Producer	MRDS
Helmer Mine	Iron		Past Producer	MRDS
Helmer Mine	Iron	Surface	Past Producer	MRDS
Hibbing Pit Wash Plant #2	Construction Sand and Gravel	Surface	Abandoned	MSHA
Hibbing Taconite I Pellet Plant	Iron	Processing Plant	Plant	MRDS
Hibbing Taconite Ii Pellet Plant	Iron	Processing Plant	Plant	MRDS
Higgins No 1 Canton Mine	Iron	Surface	Past Producer	MRDS
Higgins No.1 Mine	Iron		Past Producer	MRDS
Higgins No.2 Mine	Iron		Past Producer	MRDS
Hobart Mine	Iron		Past Producer	MRDS
Hobart Mine	Iron	Surface	Past Producer	MRDS
Holland Mine	Iron		Past Producer	MRDS
Holland Mine	Iron	Surface	Past Producer	MRDS
Holmes Excavating	Construction Sand and Gravel	Surface	Abandoned	MSHA
Hudson Mine	Iron		Past Producer	MRDS
Hudson Mine	Iron	Surface	Past Producer	MRDS
Hull-Nelson Mine	Iron		Past Producer	MRDS
Hull-Nelson Mine	Iron	Surface	Past Producer	MRDS
Hull-Rust Mine	Iron	Surface	Past Producer	MRDS
Hull-Rust Mine Hull	Iron		Past Producer	MRDS
Hull-Rust Mine Rust	Iron		Past Producer	MRDS
Humphrey Mine	Iron	Surface	Past Producer	MRDS
Hunt Annex Reserve H-57	Iron	Surface	Prospect	MRDS
Hunt Mine	Iron		Past Producer	MRDS
Hunt Mine	Iron	Surface	Past Producer	MRDS
Inland Steel Co	Iron	Underground	Past Producer	MRDS
Iron Chief Mine	Iron	Surface	Past Producer	MRDS
Iron Chief Mine	Iron	Surface	Past Producer	MRDS
Iron Range Reserve 0-88	Iron	Surface	Past Producer	MRDS
Iron Range Reserve 0-90	Iron	Surface	Prospect	MRDS
Iron Range Reserve 0-90	Iron	Surface	Prospect	MRDS
Iron Range Reserve O-88	Iron		Past Producer	MRDS
Iron Range Reserve O-90	Iron		Past Producer	MRDS
Iroquois Mine	Iron		Past Producer	MRDS
Iroquois Mine	Iron	Surface	Past Producer	MRDS
Itasca Mine	Iron		Past Producer	MRDS
Itasca Mine	Iron	Surface	Past Producer	MRDS
J & L Steel Corp	Iron	Surface	Past Producer	MRDS
J & L Steel Corp	Iron	Underground	Past Producer	MRDS
Jbl Sand and Gravel Llc	Construction Sand and Gravel	Surface	Intermittent	MSHA
Jmf Gravel Pit	Construction Sand and Gravel	Surface	Intermittent	MSHA
Jammer Lake Pit - Virginia	Construction Sand and Gravel	Surface	Intermittent	MSHA
Jean Mine	Iron		Past Producer	MRDS
Jean Mine	Iron	Underground	Past Producer	MRDS
Jennings Mine	Iron		Past Producer	MRDS
Jennings Mine	Iron	Underground	Past Producer	MRDS
Jl-47 Reserve Jl-47	Iron		Past Producer	MRDS
Jl-47 Reserve Jl-47	Iron	Surface	Prospect	MRDS
Jl-48 Reserve Jl-48	Iron		Past Producer	MRDS
Jl-48 Reserve Jl-48	Iron	Surface	Prospect	MRDS
Jl-51 Mine	Iron		Past Producer	MRDS
Jl-51 Mine	Iron	Surface	Past Producer	MRDS
Jl-52 Mine	Iron		Past Producer	MRDS
Jl-52 Mine	Iron	Surface	Past Producer	MRDS
Jordan Mine	Iron		Past Producer	MRDS
Jordan Mine	Iron	Surface	Past Producer	MRDS
Judson Mine	Iron		Past Producer	MRDS
Judson Mine	Iron	Surface	Past Producer	MRDS
Julia Mine	Iron		Past Producer	MRDS
Julia Mine and Plant	Iron	Surface	Past Producer	MRDS
K400	Sand, Common	Surface	Intermittent	MSHA
K500	Construction Sand and Gravel	Surface	Intermittent	MSHA
Kgm Contractors Inc.	Construction Sand and Gravel	Surface	Intermittent	MSHA
Kpi/jci Feederscreen	Construction Sand and Gravel	Surface	Intermittent	MSHA
Ktm Pit	Construction Sand and Gravel	Surface	Intermittent	MSHA
Kerr Mine	Iron		Past Producer	MRDS
Kerr Mine	Iron	Surface	Past Producer	MRDS
Kinney Mine	Iron		Past Producer	MRDS
Kinney Mine	Iron	Surface	Past Producer	MRDS
Kinney Scotch Mine	Iron		Past Producer	MRDS
Kinney-Scotch Mine	Iron	Surface	Past Producer	MRDS
Knox Extension Mine	Iron	Surface	Past Producer	MRDS
Knox Mine	Iron		Past Producer	MRDS
Knox Mine	Iron	Surface	Past Producer	MRDS
Kosmerl Mine	Iron		Past Producer	MRDS
Kraabel	Construction Sand and Gravel	Surface	Intermittent	MSHA
La Belle Mine	Iron	Underground	Past Producer	MRDS
Labelle Mine	Iron		Past Producer	MRDS
Lamberton Annex Mine	Iron	Surface	Past Producer	MRDS
Lamberton Mine	Iron	Surface	Past Producer	MRDS
Langdon & Warren Mine	Iron	Surface	Past Producer	MRDS
Larkin Mine	Iron		Past Producer	MRDS
Larkin Mine	Iron	Surface	Past Producer	MRDS
Laura Mine	Iron		Past Producer	MRDS
Laura Mine	Iron	Surface	Past Producer	MRDS
Leetonia Mine	Iron		Past Producer	MRDS
Leetonia Mine	Iron		Past Producer	MRDS
Leetonia Mine	Iron	Underground	Past Producer	MRDS
Lenont Reserve O-35	Iron		Past Producer	MRDS
Lenont Reserve O-35	Iron	Surface	Prospect	MRDS
Leonard Mine	Iron		Past Producer	MRDS
Leonard Mine	Iron	Surface	Past Producer	MRDS
Leonard-Burt Mine	Iron		Past Producer	MRDS
Leonard-Burt Mine	Iron	Surface	Past Producer	MRDS
Leonidas Mine	Iron		Past Producer	MRDS
Leonidas Mine	Iron	Surface	Past Producer	MRDS
Lincoln Mine	Iron		Past Producer	MRDS
Lincoln Mine	Iron	Surface	Past Producer	MRDS
Lone Jack Mine	Iron		Past Producer	MRDS
Lone Jack Mine	Iron	Surface	Past Producer	MRDS
Longear	Iron, Titanium, Metal		Unknown	MRDS
Longnose	Titanium, Metal, Iron		Unknown	MRDS
Longyear Lake No.1 Reserve St.-2	Iron	Surface	Prospect	MRDS
Longyear Lake No.1 Reservest-2	Iron		Past Producer	MRDS
Longyear Mine	Iron		Past Producer	MRDS
Longyear Mine	Iron	Surface	Past Producer	MRDS
Madeira Mine	Iron		Past Producer	MRDS
Maderia Mine	Iron	Underground	Past Producer	MRDS
Madrid Mine	Iron		Past Producer	MRDS
Madrid Mine	Iron	Underground	Past Producer	MRDS
Magnetic Taconite Mesabi Range 12w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 13w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 14w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 15w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 16w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 17w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 18w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 19w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 20w	Iron	Surface	Prospect	MRDS
Magnetic Taconite Mesabi Range 21w	Iron	Surface	Prospect	MRDS
Mahoning Group 3 Mine	Iron		Past Producer	MRDS
Mahoning Group 3 Mine	Iron	Surface	Past Producer	MRDS
Mahoning Group 4 Mine	Iron	Surface	Past Producer	MRDS
Mahoning Mine	Iron		Past Producer	MRDS
Mahoning Mine	Iron	Surface	Past Producer	MRDS
Mahoning Mine & Concentrator	Iron	Surface	Past Producer	MRDS
Mahoning No 2 Mine	Iron	Surface	Past Producer	MRDS
Mahoning Reserve H-62	Iron	Surface	Prospect	MRDS
Malta Extension	Iron	Surface	Past Producer	MRDS
Malta Mine	Iron	Surface	Past Producer	MRDS
Malta and Malta Annex Mine	Iron		Past Producer	MRDS
Margaret Mine	Iron		Past Producer	MRDS
Margaret Mine	Iron	Surface	Past Producer	MRDS
Mariska Mine	Iron		Past Producer	MRDS
Mariska Mine	Iron	Surface	Past Producer	MRDS