Pomeroy Mine

Past Producer in Deer Lodge 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. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10124129
MAS/MILS ID 0300230122
Record type Site
Current site name Pomeroy Mine

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -113.23151, 46.20799 (WGS84)
Elevation 2158
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Deer Lodge(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Lake(quadrangle 1:24,000 scale)

Philipsburg(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Flint-Rock(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(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 Deer Lodge

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 005 N 013 W 09 SESENW Montana

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Magnetite Unknown

Nearby scientific data

Main Entrance (1) -113.23151, 46.20799

Economic information

Ore body information

  • Strike N20E
    Dip 55E
    Thickness 30M
    Length 107M
    Width 50M
    Area 8.7HA
    Depth to top 6M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin CONT METASOMATIC
    Primary Ore Control IGNEOUS
    Secondary Ore Control CONTACT ZONE
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 CARBONATE SILIC
    Strike And Dip N20E:55E
    Minimum Depth to Top 1
    Avg. Thick. Unconsol. Mat. 8
    Min. Thick. Unconsol. Mat. 1
    Total Surface Area (HA) 8.6999
    Date of Last Modification 830316

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1866
Year of first production 1921

Mining district

District name Georgetown District

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Gilbert Livestock Co.
    Interest 50
    Home office Montana
    Year 1977
  • Type Owner
    Owner Joseph Chandler
    Interest 10
    Home office California
    Year 1977

Reference information

Bibliographic references

  • Deposit

    DEERLODGE COUNTY COURTHOUSE

  • Deposit

    USBM RI 3979

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.

External references