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  3. Mineral Resource Data System (MRDS)

Clark Mine

Past Producer in Crawford county in Missouri, 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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10010131
MRDS ID D003676
Record type Site
Current site name Clark Mine

Geographic coordinates

Geographic coordinates: -91.32513, 37.98812 (WGS84)
Relative position LOCATED TWO MILES NORTHEAST OF STEELVILLE

Site location context

Political divisions (FIPS codes)

Crawford(county)

Missouri(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Steelville(quadrangle 1:24,000 scale)

Rolla(quadrangle 1:100,000 scale)

Rolla(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Meramec(hydrologic unit)

Upper Mississippi-Meramec(hydrologic accounting unit)

Upper Mississippi-Kaskaskia-Meramec(hydrologic subregion)

Upper Mississippi(hydrologic region)

Geographic areas

Country State County
United States Missouri Crawford

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 004W 038N 26 NE OF NE Missouri

Comments on the location information

  • INFO FROM LAND.ST: X1

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore

Analytical data

Result ANALYSIS OF THE SOFT, RED ORE SHOWED 55.37 % IRON AND 0.075 % PHOSPHORUS

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Roubidoux
    Rock description Roubidoux
    Stratigraphic age (youngest) Late Ordovician
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Chert

Nearby scientific data

(1) -91.32513, 37.98812
ListMap

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Southeast Missouri

Ownership information

  • Type Owner
    Owner Crawford County Colonization Co. ( 1912 )

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 31.09M
    Overall length 30.48M
    Overall width 12.19M

Comments on the workings information

  • OPEN CUT IS 10 FT. DEEP. 2 SHAFTS, ONE 102 FT DEEP. SEVERAL PITS, ONE 70 FT DEEP.

Reference information

Bibliographic references

  • Analytical Data

    SRC.REF: CRANE, G. W., 1912 , MISSOURI BUREAU OF MINES AND GEOLOGY, 2D SER., V. 10 , P. 211 .

  • Deposit

    CRANE, G. W., 1912 , THE IRON ORES OF MISSOURI: MISSOURI BUREAU OF MINES AND GEOLOGY, 2D SER., V. 10 , P. 211

General comments

Subject category Comment text
Deposit IN THE OPEN CUT, THE ORE WAS FOUND IN A LAYER 12 IN. THICK BETWEEN HEAVY BEDS OF QUARTZITIC CHERT AND SANDSTONE WHICH DIP ABOUT 25 DEG. TOWARD THE CENTER OF THE SINK. IN THE 102 FT. SHAFT THE BEST SEAM OF ORE OCCURS AT A DEPTH OF 72 FT. AND CONSISTS OF 6 IN OF HARD BLUE HEMATITE CONTAINING SOME SAND AND CHERT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1979 Sherwood, Liz U.S. Geological Survey

Beyond USGS

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

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