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  3. Mineral Resource Data System (MRDS)

Thomas Mine

Past Producer in Pershing county in Nevada, 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. 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. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10174830
MRDS ID M060443
MAS/MILS ID 0320270384
Record type Site
Current site name Thomas Mine
Alternate or previous names Dodge-Thomas Mine
Related records 10103888

Geographic coordinates

Point of reference Trench
Geographic coordinates: -118.18957, 40.0891 (WGS84)
Elevation 1275
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Buena Vista Hills North(quadrangle 1:24,000 scale)

Lovelock(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Carson Desert(hydrologic unit)

Carson(hydrologic accounting unit)

Central Lahontan(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 026 N 034 E 29 NESWSW Nevada

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Alabandite Unknown
Hematite Unknown
Magnetite Unknown

Nearby scientific data

Trench (1) -118.18957, 40.0891
ListMap

Economic information

Ore body information

  • Strike N13W
    Dip 60E
    Length 1650M
    Width 50M
    Area 80HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 TABULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Type of Wallrock Alter. #2 PROPYLITIC
    Strike And Dip N13W:60E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 80
    Date of Last Modification 830316

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1941
Year of first production 1942

Mining district

District name Mineral Basin District

Mineral rights holdings

Type of mineral rights Fee Ownership
Type of mineral rights Private Lease

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner H. S. Thomas
    Home office Nevada
    Year 1975
  • Type Owner
    Owner Southern Pacific Co
    Interest 100
    Year 1975
  • Type Operator
    Owner John Cooney
    Interest 100
    Home office Nevada
    Year 1975

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 OPEN PIT
    Avg. Overburden Thickness 1
    Hardness of Ore HARD ROCKS
    Max. Pit Slope (degrees) 90
    Capacity Units MT ORE/DAY
    Units of Production $/MT ORE
    Year of Information 1975

Reference information

Bibliographic references

  • Deposit

    LINCOLN FC, 1923 MINING DISTRICTS& MIN RESOURCES OF NEVADA,P

  • Deposit

    MOORE L, 1971, USBM IC 8511, P149-50 & 152-3

  • Deposit

    REEVES RG & KRAL VE, 1955, NEVADABUREAU MINES & GEOL BUL 53,

  • Deposit

    STEPHENSON EL, 1951, THOMAS IRON DEPOSIT, PRIVATE RPT & MAG.

  • Deposit

    STEPHENSON EL, 1952, IRON CASTLE MAGNET SURVEY, PRIVATE RPT

  • Deposit

    STEPHENSON EL, 1953, MAG.SUR.S29,T26N,R34E,PRIVATE RPT & MAP

  • Deposit

    STEPHENSON EL, 1953, BEACON HILL MAG.SUR., PRIVATE RPT & MAP

  • Deposit

    TATLOCK DB,1969, USGS & NEV BUREAMINES & GEOLOGY OPEN-FILE M

  • Deposit

    WALLACE RE ET AL,1969, USGS GEOL QUAD MAP GQ-821,1:62,500

  • Deposit

    MAP-1968, USGS & NEV BUR MINES & GEOL OPEN-FILE MAP 61

  • Deposit

    MAP-1954, USGS BUFFALO MT. 15 MINUTE TOPOGRAPHIC QUAD MAP

  • Deposit

    NEV BUR OF MINES BULL 89, 1977, P 68-71, PL 2A

General comments

Subject category Comment text
Deposit THIS EVALUATION INCLUDES RESOURCES OF THOMAS MINE, PARKER PI DODGE THOMAS MINE, HEMATITE MINE, AMERICAN ORE CO.SEC 32 MIN BEACON HILL PROPERTY, SOUTHEASTERN SEC 29 PROPERTY.

Reporter information

Type Date Name Affiliation Comment
Reporter 05-NOV-84 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

External references

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.