Beardsley Mine

Past Producer in Custer county in Idaho, United States with commodities Lead, Silver, Copper, Gold, Zinc
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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10105696
MRDS ID W014294
MAS/MILS ID 0160370283
Record type Site
Current site name Beardsley Mine

Geographic coordinates

Geographic coordinates: -114.30092, 44.40322 (WGS84)
Elevation 2469
Relative position 8 MI SW OF CHALLIS

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bayhorse(quadrangle 1:24,000 scale)

White Cloud Peaks(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management ID)

Bureau of Land Management ID BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Idaho Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 012N 018E 02 Idaho

Commodities

Commodity Importance
Lead Primary
Silver Tertiary
Copper Tertiary
Gold Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Copper Ore

Analytical data

Result ORE ANALYSIS: 40 - 60% PB, 2 - 3% CU, 50 - 60 OZ AG/TON

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Bayhorse Dolomite-Dolomitic Limestone
    Rock description Bayhorse Dolomite-Dolomitic Limestone
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -114.30092, 44.40322

Economic information

Geologic structures

Type of structure Regional
Structure description Bayhorse Anticline

Ore body information

  • General form IRREGULAR VEINLETS
    Strike N
    Dip 30 DEG E
    Length 60.96M
    Width 6.1M
    Depth to bottom 152.4M

Controls for ore emplacement

  • Joints, Fissures - Vein Follows North - South Fissure; Structure - Mine Located Axis Bayhorse Anticline

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Bayhorse District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Ramshorn Mines Co.

Comments on the production information

  • ITEM 10 VALUE $200000.

Comments on the workings information

  • SEVERAL TUNNELS, WINZE; MINE CAVED

Comments on development

  • ECON.COM: ABANDONED DUE TO LOW PRICES

Reference information

Bibliographic references

  • Deposit

    UMPLEBY, J. B., 1913, SOME ORE DEPOSITS IN NORTHWESTERN CUSTER COUNTY, IDAHO: USGS BULL. 539, 104 P

  • Deposit

    1913 GEOLMAP UMPLEBY, J. B., BULL. 53

  • Production

    UMPLEBY, J. B., 1913, USGS BULL. 539, P. 69; ITEM 10, BELL, R. N., 1935, MINING AND CONTRACTING REVIEW, V. 37, NO. 33

  • Deposit

    Ross, C. P., 1937, Geology And Ore Deposits Of The Bay Horse Region, Custer County, Idaho: USGS Bull. 877, 161 P

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey

Beyond USGS

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

External references