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Esther B. Detwiler Land

Occurrence in Shannon county in Missouri, United States with commodity Iron
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Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
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. Workings at the site
  16. Links to other databases
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10148208
MAS/MILS ID 0292030007
Record type Site
Current site name Esther B. Detwiler Land

Geographic coordinates

Point of reference Trench
Geographic coordinates: -91.50764, 37.03147 (WGS84)
Elevation 347
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Shannon(county)

Missouri(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jam Up Cave(quadrangle 1:24,000 scale)

Spring Valley(quadrangle 1:100,000 scale)

Rolla(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Current(hydrologic unit)

Upper White(hydrologic accounting unit)

Upper White(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Geographic areas

Country State County
United States Missouri Shannon

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 027 N 005 W 09 NENWNW Missouri

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Chalcopyrite Unknown
Chert Unknown
Hematite Unknown
Kaolinite Unknown
Limonite Unknown
Marcasite Unknown
Pyrite Unknown
Pyrolusite Unknown
Quartz Unknown
Sphalerite Unknown

Nearby scientific data

Trench (1) -91.50764, 37.03147
ListMap

Economic information

Ore body information

  • Thickness 1M
    Length 78M
    Width 78M
    Area 1HA
    Depth to top 5M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 OTHER
    Shape of Orebody #2 LENTICULAR
    Shape of Orebody #3 PIPELIKE
    Primary mode of Origin RESIDUAL CONCENT
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. NONE
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 15
    Min. Thick. Unconsol. Mat. 5
    Total Surface Area (HA) 1
    Date of Last Modification 790329

Comments on the geologic information

  • DEPOSITIONAL.CHARACTER OF ORE: OCCURS AS POCKETS OF LIMONITE/HEMATITE IN THE RESIDUUM OR IN CAVITIES IN UNDERLYING ROCK. ORE IS IN RESIDUUM OVERLYING JEFFERSON CITY AND ROUBIDOUX FORMATIONS.
  • MINERAL GANGUE CONSISTS OF SOIL MATRIX. SOIL MOSTLY KAOLINITE, QUARTZ, AND CHERT.

Economic information about the deposit and operations

Operation type Surface
Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Missouri Brown Iron Belt

Mineral rights holdings

Type of mineral rights Other

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Esther B. Detwiler
    Interest 100
    Home office Missouri
    Year 1978

Comments on the ownership information

  • OWNER/OP. OWNERSHIP DATA FROM A 1958 STUDY. PROPERTY MAY HAVE SINCE CHANGED HANDS.

Comments on the production information

  • DEPOSIT HAS NEVER PRODUCED. EXPLORATION: BROWN IRON MINES USUALLY DISCOVERED BY VISUAL INSPECTION FOR PRESENCE OF LIMONITE, FOLLOWED BY DIGGING OF TEST PIT. DATE OF GEOLOGIC MAPPING IS UNCERTAIN.

Comments on the reserve resource information

  • ORE GRADE GRADE OF 37.8% FE HAS BEEN USED. THIS IS AN ESTIMATE OF THE AVERAGE GRADE FOR ALL REMAINING RESERVES. ACTUAL GRADE FOR EACH MINE WILL VARY BUT IS NOT BELOW 35% FE.

Workings at the site

  • Type of workings Surface
    Area 1HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method STRIP-HILLSIDE
    Percent Waste Rock 80
    Avg. Overburden Thickness 3
    Primary Material Cover SAND, SILT
    Percentage 100
    Hardness of Ore SAND, SILT
    Max. Pit Slope (degrees) 30
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 1
    Year of Information 1978

Reference information

General comments

Subject category Comment text
Deposit LOCATION MINE LOCATION HAS BEEN TAKEN AS CENTER OF PROPERTY MINING ORE IS IN THE SOIL SO THERE IS USUALLY NO COVER. BENCH HEIGHT NOT APPLICABLE. NO BENCHES. NO COST INFORMATION INCLUDED FOR MINING.

Reporter information

Type Date Name Affiliation Comment
Reporter 10-MAY-85 Lewis, J.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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