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Knight Mine

Past Producer in Hardin county in Illinois, United States with commodities Barium-Barite, Fluorine-Fluorite, Lead, Zinc
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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. Reporter information

Geologic information

Identification information

Deposit ID 10144872
MAS/MILS ID 0170690007
Record type Site
Current site name Knight Mine

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -88.36584, 37.42397 (WGS84)
Elevation 116
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Hardin(county)

Illinois(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rosiclare(quadrangle 1:24,000 scale)

Paducah(quadrangle 1:100,000 scale)

Paducah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Ohio-Bay(hydrologic unit)

Lower Ohio(hydrologic accounting unit)

Lower Ohio(hydrologic subregion)

Ohio(hydrologic region)

Geographic areas

Country State County
United States Illinois Hardin

Public Land Survey System information

Meridian Township Range Section Fraction State
3rd Principal 012 S 008 E 31 SWSENE Illinois

Commodities

Commodity Importance
Barium-Barite Critical Tertiary
Fluorine-Fluorite Critical Primary
Lead Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Barite Unknown
Calcite Unknown
Fluorite Unknown
Galena Unknown
Quartz Unknown
Sphalerite Unknown

Nearby scientific data

Main Entrance (1) -88.36584, 37.42397
ListMap

Economic information

Ore body information

  • Strike N25E
    Dip 75W
    Thickness 2.5M
    Length 1220M
    Width 195M
    Area 10HA
    Depth to top 30M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Strike And Dip N25E:75W
    Avg. Thick. Unconsol. Mat. 6
    Total Surface Area (HA) 10
    Date of Last Modification 830126

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Both
Significant No
Discovery year 1970
Mining method Shrinkage Methods
Year of first production 1973
Milling method Heavy Media

Mining district

District name Illinois-Kentucky Fluorspar District

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Ozark Mahoning Co
    ID 1101795
    Interest 100
    Home office Oklahoma
    Year 1981

Production statistics

  • Year 1973
    Description Crude Ore 109823 Mt Ore
  • Year 1974
    Description Crude Ore 106218 Mt Ore
  • Year 1975
    Description Crude Ore 71037 Mt Ore
  • Year 1976
    Description Crude Ore 285893 Mt Ore
  • Year 1977
    Description Crude Ore 275849 Mt Ore
  • Year 1978
    Description Crude Ore 235550 Mt Ore
  • Year 1979
    Description Crude Ore 257798 Mt Ore

Comments on the production information

  • PRODUCT OUTPUT FIGURES HAVE BEEN ROUNDED FROM PRECISE VALUES OF 16.1 MT ACID GR. CAF2, 644 KG ZN CONC, 58 KG PB CONC, 2.6 MT BASO4 CONC, AND 33.3 MT MET. CAF2

Comments on the reserve resource information

  • RESERVES REPORTED AS OF AUGUST 1981; JANUARY 1980 IN SITU RESERVES WOULD BE 79,400 MT. .

Workings at the site

  • Type of workings Underground
    Overall depth 226M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OVERHAND SHRINKAGE 10-67
    Swell Factor .75
    Percent Recovery 90
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. TIMBER
    Number of Shafts 1
    1st Condition of Workings OPEN
    Capacity 179
    Capacity Units MT ORE/DAY
    Unit Production Cost 9.16
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 1
    Year of Information 1981

Comments on the workings information

  • TOTAL LAND HOLDING IS UNKNOWN

Reference information

Bibliographic references

  • Deposit

    NOT ON MSHA 11-4-82 -- SHUTDOWN

  • Deposit

    BAILIE, H., E. POWELL, W. MELCHER, AND F. J. MYSLINSKI.

  • Deposit

    FLUORSPAR MINING METHODS AND COSTS, OZARK-MAHONING CO.,

  • Deposit

    HARDIN COUNTY, ILL. BUMINES IC 7984, 1960, 33 PP.

  • Deposit

    BRADBURY, J. C., G. C. FINGER, AND R. L. MAJOR. FLUORSPAR

  • Deposit

    IN ILLINOIS. ILL. GEOLOGICAL SURVEY CIRCULAR 420, 1968,

  • Deposit

    P. 13.

  • Deposit

    FINGER, G. C., H. E. RISSER, AND J. C. BRADBURY. ILLINOIS

  • Deposit

    FLUORSPAR. ILL. GEOLOGICAL SURVEY CIRCULAR 296, 1960,

  • Deposit

    36 PP.

  • Deposit

    GROGAN, R. M., AND J. C. BRADBURY. FLUORITE-ZINC-LEAD

  • Deposit

    DEPOSITS OF THE ILLINOIS-KENTUCKY MINING DISTRICT. CH.

  • Deposit

    IN ORE DEPOSITS OF THE UNITED STATES, 1933-1967, ED. BY

  • Deposit

    JOHN D. RIDGE. AIME, NEW YORK, V. 1, 1ST ED., 1968,

  • Deposit

    PP. 370-399.

  • Deposit

    PINCKNEY, D. M. MINERAL RESOURCES OF THE ILLINOIS-KENTUCKY

  • Deposit

    MINING DISTRICT. U. S. GEOLOGICAL SURVEY PROF. PAPER 970,

  • Deposit

    1976, 15 PP.

Reporter information

Type Date Name Affiliation Comment
Reporter 19-MAR-1993 Wilburn, David R. U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 11/18/1981
MSHA mine ID1101795
Mine name (MSHA)Knight Mine
Current operatorOzark-Mahoning Company
Current controller (parent)Pennwalt Corp
Mine typeUnderground (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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