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Quarry # 25

Producer in Pulaski county in Missouri, United States with commodity Stone, Crushed/Broken
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  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 10244724
MAS/MILS ID 0291690001
Record type Site
Current site name Quarry # 25
Alternate or previous names Buckhorn Quarry and Mill

Geographic coordinates

Point of reference Trench
Geographic coordinates: -92.28546, 37.77286 (WGS84)
Elevation 335
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Pulaski(county)

Missouri(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ozark Springs(quadrangle 1:24,000 scale)

Lebanon(quadrangle 1:100,000 scale)

Springfield(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Gasconade(hydrologic unit)

Gasconade(hydrologic accounting unit)

Gasconade-Osage(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Mark Twain National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Missouri Pulaski

Commodities

Commodity Importance
Stone, Crushed/Broken Primary

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) -92.28546, 37.77286
ListMap

Economic information

Ore body information

  • Thickness 7.6M
    Length 22.8M
    Width 18M
    Area 5HA
    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) 5
    Date of Last Modification 800402

Comments on the geologic information

  • MINERAL GANGUE CONSISTS OF SOIL MATRIX. SOIL MOSTLY KAOLINITE, QUARTZ, AND CHERT.
  • 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.

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Non-metallic
Significant No
Year of first production 1929

Comments on exploration

  • 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.

Mining district

District name Missouri Brown Iron Belt

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner G. W. Lane
    ID 2300248
    Interest 100
    Home office Missouri
    Year 1978
  • Type Unknown
    Owner Howard Quarries, Inc.
    ID 2300248
    Year 1978

Comments on the ownership information

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

Workings at the site

  • Type of workings Surface
    Area 0HA
    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

Bibliographic references

  • Deposit

    OWN/OP:HOWARD QUARRIES INC

  • Deposit

    MGS PRODUCERS DIRECTORY

  • Deposit

    ASCS PHOTO BLY-IMM-147 8-12-71 1:20000 - 23 AC

  • Deposit

    DAM INV PHOTO FLT 27 3-300 6-9-78 1:72000 - 3S AC

  • Deposit

    REVISED BY MILS 6-79

General comments

Subject category Comment text
Deposit LOCATION MINE LOCATION HAS BEEN TAKEN AS CENTER OF PROPERTY OWNER/OP. OWNERSHIP DATA FROM A 1958 STUDY. PROPERTY MAY MINING ORE IS IN THE SOIL SO THERE IS USUALLY NO COVER. BENCH HEIGHT NOT APPLICABLE. NO BENCHES. NO COST INFORMATION INCLUDED FOR MINING. MILLING CONCENTRATE AVERAGED 55% FE AND NOT MORE THAN

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Missouri Department Of Natural Resources Mc 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 07/02/1997
MSHA mine ID2300248
Mine name (MSHA)BUCKHORN PLANT # 2
Current operatorWillard Quarries Inc
Current controller (parent)David K Willard
Mine typeSurface (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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