Eureka Mine

Producer in Blaine county in Idaho, United States with commodities Gold, Silver, Copper, Lead, 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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10107299
MRDS ID W013605
Record type Site
Current site name Eureka Mine

Geographic coordinates

Geographic coordinates: -114.4092, 43.5031 (WGS84)
Elevation 1981
Relative position 5 MI. SW OF HAILEY

Site location context

Political divisions (FIPS codes)

Blaine(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mahoney Butte(quadrangle 1:24,000 scale)

Sun Valley(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Big Wood(hydrologic unit)

Upper Snake(hydrologic accounting unit)

Upper Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Blaine

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 002N 017E 14,15,16,17 Idaho

Commodities

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

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Andalusite Gangue
Calcite Gangue
Pyrite Gangue
Pyroxene Gangue
Quartz Gangue
Siderite Gangue

Analytical data

Result ORE AVERAGED 9 OZ AG/TON AND 8% PB, BUT CARRIED UP TO 65 OZ AG/TON AND 60% PB

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Idaho Batholith-Quartz Monzonite
    Rock description Idaho Batholith-Quartz Monzonite
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Wood River Formation-Limestone, Calcareous Quartzite
    Rock description Wood River Formation-Limestone, Calcareous Quartzite

Nearby scientific data

(1) -114.4092, 43.5031

Economic information

Ore body information

  • General form LENSES, BUNCHES

Controls for ore emplacement

  • Shear Zones, Fissures

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mineral Hill District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Eureka Development Co.
  • Type Owner
    Owner H. E. Anderson

Production statistics

  • Year 1891
    Period 1883-1891
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^Avg 9 Oz Ag/Ton, 8% Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Ore Lead Lead 8wt-pct
    Major Ore Silver Silver 285g/mt
  • Year 1923
    Period 1905-1923 ?
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^Au, Cu, Up To 130 Oz Ag/Ton, Up To 70% Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Ore Lead Lead 70wt-pct
    Major Ore Silver Silver 4111g/mt

Comments on the production information

  • GROSS VALUE OF ORE PRODUCED, 1880 - 1887: $141,162.

Workings at the site

  • Type of workings Underground
    Length 1036.32M
    Overall depth 132.59M

Reference information

Bibliographic references

  • Deposit

    USBM, 1975, ACTIVITY OF IDAHO MINING PROPERTIES, 1974, USBM, BOISE, IDAHO, 61 P.

  • Deposit

    UMPLEBY, J. B., AND OTHERS, 1930, GEOLOGY AND ORE DEPOSITS OF THE WOOD RIVER REGION, IDAHO, WITH A DESCRIPTION OF THE MINNIE MOORE AND NEAR - BY MINES: USGS BULL. 814, P. 1 - 245.

  • Deposit

    IDAHO DEPT. OF LABOR AND INDUSTRIAL SERVICES, FIRST ANNUAL REPT. ADDENDUM, JULY 1974 - JUNE 1975, 95 P.

  • Deposit

    1930 GEOLMAP J. B. UMPLEBY AND OTHERS, BULL. 814

  • Production

    UMPLEBY, J. B., WESTGATE, L. G., ROSS, C. P., 1930, USGS BULL. 814

Reporter information

Type Date Name Affiliation Comment
Reporter 1975-10-01 Murphy, Lyn S.; Miller, Pat U.S. Geological Survey

Beyond USGS

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