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Blair Mine

Past Producer in Dent 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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10010141
MRDS ID D003692
Record type Site
Current site name Blair Mine

Geographic coordinates

Geographic coordinates: -91.59653, 37.76089 (WGS84)

Site location context

Political divisions (FIPS codes)

Dent(county)

Missouri(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Seaton(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 Dent

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 006W 035N 09 S2 Missouri

Comments on the location information

  • ACROSS A RAVINE FROM THE WILLIAMS BANK, ON THE LOWER SLOPE

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Clay Gangue

Host and associated rocks

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

Nearby scientific data

(1) -91.59653, 37.76089
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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

Workings at the site

  • Type of workings Unknown
    Overall depth 6.1M

Comments on the workings information

  • ON THE LOWER SLOPE ARE LOCATED AN IRREGULARLY SHAPED, SHALLOW CUT AND SHAFTS, NONE MORE THAN TWENTY FEET DEEP.

Reference information

Bibliographic references

  • Deposit

    CRANE, G. W., 1912 , THE IRON ORES OF MISSOURI: MISSOURI BUREAU OF MINES AND GEOLOGY, 2D SER. V. 10 , P. 224 .

  • Deposit

    NASON, FRANK L., 1892 , A REPORT ON THE IRON ORES OF MISSOURI: MISSOURI GEOLOGICAL SURVEY, 1ST SER., V. 2 , P. 221 .

General comments

Subject category Comment text
Deposit THE SURFACE MATERIAL IS A CHERT AND ORE BRECCIA MINGLED WITH BLOCKS AND FRAGMENTS OF HARD SANDSTONE AND CHERT. ; INFO.SRC : 1 PUB LIT

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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