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Butler Taconite

Past Producer in Itasca county in Minnesota, United States with commodity Iron
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Production statistics
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10219596
MAS/MILS ID 0270610001
Record type Site
Current site name Butler Taconite
Alternate or previous names Kelvin Mine, Langdon Mine, Olson Mine, Patrick-Ann Mine, Patrick Annex Mine, Snyder Mine

Geographic coordinates

Point of reference Plant
Geographic coordinates: -93.20442, 47.35419 (WGS84)
Elevation 430
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Itasca(county)

Minnesota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pengilly(quadrangle 1:24,000 scale)

Pokegama Lake(quadrangle 1:100,000 scale)

Hibbing(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Prairie-Willow(hydrologic unit)

Mississippi Headwaters(hydrologic accounting unit)

Mississippi Headwaters(hydrologic subregion)

Upper Mississippi(hydrologic region)

Geographic areas

Country State County
United States Minnesota Itasca

Public Land Survey System information

Meridian Township Range Section Fraction State
4th Principal 056 N 023 W 12 N2NE Minnesota

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Magnetite Unknown

Nearby scientific data

Plant (1) -93.20442, 47.35419
ListMap

Economic information

Ore body information

  • Strike N40E
    Dip 07E
    Thickness 55M
    Length 2000M
    Width 2000M
    Area 1037HA
    Depth to top 15M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin METAMORPHISM
    Primary Ore Control BEDDING
    Degree of Wallrock Alter. NONE
    Strike And Dip N40E:07E
    Minimum Depth to Top 6
    Avg. Thick. Unconsol. Mat. 15
    Min. Thick. Unconsol. Mat. 6
    Total Surface Area (HA) 1037
    Date of Last Modification 810527

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1866
Year of first production 1916

Mining district

District name Mesabi District

Mineral rights holdings

Type of mineral rights Private Lease

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Hanna Mining Co.
    Interest 38
    Home office Ohio
    Year 1979
  • Type Owner
    Owner Inland Steel Corp.
    Interest 38
    Home office Illinois
    Year 1979
  • Type Owner
    Owner Wheeling-Pittsburgh Steel Corp.
    Interest 24
    Home office Michigan
    Year 1979

Production statistics

  • Year 1967
    Description Natural Iron Ore Mined Before 1968, 1762260 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Iron Iron 1762260mt
  • Year 1968
    Description Taconite Mining Started 1967, Produces 2349680 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Iron Iron 2349680mt
  • Year 1969
    Description Iron Pellets From 68% Iron Concentrate. 2626670 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Iron Iron 2626670mt 68wt-pct
  • Year 1970
    Description 2744920 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Iron Iron 2744920mt
  • Year 1971
    Description 2726340 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Iron Iron 2726340mt
  • Year 1972
    Description 2502360 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Iron Iron 2502360mt
  • Year 1973
    Description 2651710 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Iron Iron 2651710mt
  • Year 1974
    Description 2613730 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Iron Iron 2613730mt
  • Year 1975
    Description 2505850 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 2505850mt
  • Year 1976
    Description 2354930 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 2354930mt
  • Year 1977
    Description 1799640 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 1799640mt
  • Year 1978
    Description 2521330 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 2521330mt
  • Year 1979
    Description 2593100 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 2593100mt
  • Year 1980
    Description 1416670 Metric Tons Pellets/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major PELLETS Iron Iron 1416670mt

Comments on the production information

  • PERCENT RECOVERY IS ACTUALLY 55.54%

Comments on the reserve resource information

  • IN MESABI RANGE; RANGE 23 (0270610016) OF MARSDEN BLOCK. MAGNETITE ORE TEMPORARILY CLOSE IN MID 1985 ADIT UPDATE 1993: CLOSED PERMANENTLY.
  • RESERVES ARE ESTIMATED USING MARSDEN REPORT FOR ESTIMATE FOR RANGE 23W,FIGURING PERCENT OF RANGE 23W OWNED BY BUTTLER TACONITE, AND SUBTRACTING PRODUCTION BETWEEN REPORT YEAR (1975) AND EVALUATION YEAR (1980).

Workings at the site

  • Type of workings Surface
    Area 1037HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Swell Factor .61
    Percent Waste Rock 67.7
    Avg. Overburden Thickness 30
    Primary Material Cover SAND, SILT
    Secondary Material Cover M-HARD ROCKS
    Hardness of Ore HARD ROCKS
    Avg. Bench Height (meters) 12
    Max. Pit Slope (degrees) 69
    Capacity 27818
    Capacity Units MT ORE/DAY
    Unit Production Cost 3.25
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1974

Comments on other economic factors

  • MOST EXPLORATION TOOK PLACE PRIOR TO 1965. MINE CLEANUP WAS MINOR WHILE MILL CONSTRUCTION TOOK PLACE FROM MARCH 1965 TO MARCH 1976. MINOR IMPROVEMENTS HAVE BEEN MADE THROUGHOUT THE MINE LIFE.

Reference information

Bibliographic references

  • Deposit

    WORLD MINING.UNITED STATES OPEN PIT MINE PRODUCTION, 1970,

  • Deposit

    1973, AND 1976, PAGES 98, 167, AND 199 RESPECTIVELY.

  • Production

    ENGINEERING AND MINING JOURNAL. NATIONAL STEEL PELLET CO.

  • Production

    EXPANDS. SEPT. 1979 PAGES 104 TO 109.

  • Production

    SKILLINGS MINING REVIEW. NATIONAL STEEL PELLET PLANT. JAN.

  • Production

    10, 1970, PAGES 7 TO 11.

  • Production

    NOTES ON NATIONAL STEEL PELLET PLANT TAKEN BY DAN WITKOWSKY

  • Deposit

    ENGINEERING AND MINING JOURNAL. NORTH AMERICAN IRON ORE

  • Deposit

    PRODUCERS START UP NEW PROJECTS. NOV. 1974, PAGES 100

  • Deposit

    AND 101.

  • Deposit

    ENGINEERING AND MINING JOURNAL. BUTLER PRODUCES SOME OF THE

  • Deposit

    CLEANEST PELLETS IN UNITED STATES. NOV. 1974, PAGES 110

  • Deposit

    TO 112.

  • Deposit

    MARSDEN, R. W., IRON ORE RESERVES OF THE MESABI RANGE,

  • Deposit

    MINNESOTA. U. S. BUREAU OF MINES MINERALS

  • Deposit

    AVAILABILITY REPORT, CONTRACT, OPEN FILE REPORT #109-80,

  • Deposit

    73P.

  • Deposit

    MARSDEN, R. W., EMANUELSON, J. W., OWENS, J.S., WALKER, N. E

  • Deposit

    AND WERNER, R. F., THE MESABI IRON RANGE, MINNESOTA,

  • Deposit

    ORE DEPOSITS OF THE UNITED STATES. V1, PAGES 518 TO 537.

  • Deposit

    MINNESOTA MINING DIRECTORY, 1980, LOCATION MAP PAGE 17,

  • Deposit

    BUTLER TACONITE MINE PAGE 58, BUTLER TACONITE PLANT

  • Deposit

    PAGE 260.

  • Deposit

    NOTES AND GENERAL INFORMATION OBTAINED BY FIELD VISIT TO

  • Deposit

    BUTLER TACONITE BY CRAIG SMITH, 1979.

  • Deposit

    SKILLINGS MINING REVIEW, JULY 26, 1986, P. 19.

General comments

Subject category Comment text
Deposit PROPERTY REVIEWED BY RC SMITH, 3-87. AT THIS TIME, THE OPERATION IS STILL CONSIDERED TO BE PERMANENTLY SHUTDOWN THE PLANT WAS CLOSED ON JUNE 28, 1985. THE MILL WAS BEING DISMANTLED IN 1986.

Reporter information

Type Date Name Affiliation Comment
Reporter 09-AUG-1993 Harris, A. D. U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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