Leroy Mine

Prospect in Jefferson county in Montana, United States with commodity Iron
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. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10173082
MAS/MILS ID 0300430047
Record type Site
Current site name Leroy Mine

Geographic coordinates

Point of reference Trench
Geographic coordinates: -111.94507, 46.233 (WGS84)
Elevation 2036
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tacoma Park(quadrangle 1:24,000 scale)

Townsend(quadrangle 1:100,000 scale)

White Sulphur Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boulder(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Montana Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006 N 003 W 35 SENENW Montana

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Hematite Unknown
Jasper Unknown
Magnetite Unknown

Nearby scientific data

Trench (1) -111.94507, 46.233

Economic information

Ore body information

  • Strike N30E
    Dip 89N
    Thickness 16M
    Length 63M
    Width 2M
    Area 0.5HA
    Depth to top 2M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 REPLACEMENT
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Degree of Wallrock Alter. SLIGHT
    Strike And Dip N30E:89N
    Minimum Depth to Top 1
    Avg. Thick. Unconsol. Mat. 2
    Min. Thick. Unconsol. Mat. 1
    Total Surface Area (HA) .5
    Date of Last Modification 830316

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1895

Mining district

District name Elkhorn Mining District

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category National Forest

Reference information

Bibliographic references

  • Deposit

    JEFFERSON COUNTY COURTHOUSE RECORDS

  • Deposit

    U.S.BUR MINES FILES NO 34.24.

  • Deposit

    U.S.GEOL SURVEY CONTRIBUTIONS TO ECON GEOLOGY 1910 BULL.470

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-84 Montana Bureau Of Mines And Geology Wmj U.S. Bureau of Mines

Beyond USGS

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