Belmont Mine

Past Producer in Washington county in Idaho, United States with commodities Silver, Zinc, Lead
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Mineral rights holdings
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10070203
MRDS ID W012949
Record type Site
Current site name Belmont Mine

Geographic coordinates

Geographic coordinates: -116.8532, 44.75567 (WGS84)
Elevation 1219
Relative position 2 MILES N.W. OF BROWNLEE RANGER STATION.

Site location context

Political divisions (FIPS codes)

Washington(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cuddy Mountain(quadrangle 1:24,000 scale)

McCall(quadrangle 1:100,000 scale)

Baker City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Brownlee Reservoir(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Idaho Washington

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 016N 004W 05 SWSENW Idaho

Comments on the location information

  • LIES ON THE SOUTH SLOPE OF CUDDY MOUNTAIN BETWEEN CAMP AND GRADE CREEKS.

Commodities

Commodity Importance
Silver Primary
Zinc Critical Tertiary
Lead Tertiary

Materials information

Materials Type of material
Galena Ore

Alteration

  • (Local) Oxidation

Analytical data

Result LEAD SULPHIDE ORE SHOWED 40 - 200 OZ AG/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Latite
    Rock unit name Camp Creek Latite
    Rock description Camp Creek Latite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Grade Creek Conglomerate
    Rock description Grade Creek Conglomerate
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Latite

Nearby scientific data

(1) -116.8532, 44.75567

Economic information

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Shear Zone

Comments on the geologic information

  • THE CAMP CREEK LATITE IS A PORPHYRITIC FLOW WITH PHENOCRYSTS OF ORTHOCLASE AND PLAGIOCLASE SET IN AN APHANITIC GROUND MASS.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1885

Mining district

District name Cuddy Mtn. Area

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Bunker Hill Co.

Workings at the site

  • Type of workings Underground
    Length 609.6M

Comments on the workings information

  • WORKINGS ARE CAVED IN. ADITS IN THE CONGLOMERATE UNIT SUGGEST BETTER GRADE MINERALIZATION.

Reference information

Bibliographic references

  • Deposit

    FANKHAUSER, R. E., 1969, GEOLOGY AND MINERALIZATION OF THE SOUTHERN CUDDY MOUNTAINS, WASHINGTON COUNTY, IDAHO: CORVALLIS, OREGON STATE UNIV., MS THESIS, 138 P.

  • Deposit

    BRUCE, W. R., 1971, GEOLOGY, MINERAL DEPOSITS, AND ALTERATION OF PARTS OF THE CUDDY MTN. DIST., WESTERN IDAHO: CORVALLIS, OREGON STATE UNIV., PH.D. THESIS, 165 P.

  • Deposit

    LIVINGSTON, D.C., 1925 , A GEOLOGIC RECONNAISSANCE OF THE MINERAL AND CUDDY MOUNTAIN MINING DISTRICT, WASHINGTON AND ADAMS COUNTIES, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 13 , 24 P.

  • Deposit

    BELL, R.N., 1908 , NINTH ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR THE YEAR 1907 , 217 P.

  • Deposit

    1908 COMPILE STATE MINE INSPECTOR'S REPORT FOR 1907

  • Deposit

    1925 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 13

  • Production

    BELL, R.N., 1908 , STATE MINE INSPECTOR'S REPORT FOR 1907

General comments

Subject category Comment text
Deposit GRADE CREEK CONGLOMERATE IS PEBBLE TO COBBLE IN SIZE, WITH RED, PURPLE, AND GREEN CLASTS OF DOMINANTLY EXTRUSIVE ROCKS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1975 Moody, Ula L.; Miller, Pat U.S. Geological Survey
Reporter 28-MAR-1995 Winters, Dick U.S. Bureau of Mines

Beyond USGS

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