Black Eagle Mine

Past Producer in Pennington county in South Dakota, United States with commodities Gold, Silver
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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10104239
MRDS ID SD02207
Record type Site
Current site name Black Eagle Mine
Alternate or previous names Blair Group

Geographic coordinates

Geographic coordinates: -103.64001, 44.08802 (WGS84)
Elevation 1646
Relative position 4 MILES SOUTHWEST OF ROCHFORD, S.D.

Site location context

Political divisions (FIPS codes)

Pennington(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rochford(quadrangle 1:24,000 scale)

Rapid City(quadrangle 1:100,000 scale)

Rapid City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rapid(hydrologic unit)

Cheyenne(hydrologic accounting unit)

Cheyenne(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Black Hills 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 South Dakota Pennington

Public Land Survey System information

Meridian Township Range Section Fraction State
Black Hills 002N 003E 33 South Dakota

Comments on the location information

  • SE 1/4, NW OF THE GOLDEN WEST MINE

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Silver Ore
Cummingtonite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Schist And Quartzite
    Rock description Schist And Quartzite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -103.64001, 44.08802

Economic information

Controls for ore emplacement

  • Shear Zone Cutting Precambrian Rocks

Comments on the geologic information

  • SAME OUTCROP OF CUMMINGTONITE SCHIST AS THE GOLDEN WEST MINE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Rochford District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Operator
    Owner Black Eagle Gold Mining And Milling Co.
  • Type Owner
    Owner Black Eagle Gold Mining And Milling Co.

Comments on the production information

  • RECORDS INCOMPLETE

Workings at the site

  • Type of workings Underground
    Length 243.84M
    Overall depth 36.58M

Comments on the workings information

  • 5 SHAFTS - 75 TO 10 FT DEEP, 800 FT ADIT, 400 TO 500 FT OF DRIFTING AND CROSSCUTTING

Comments on development

  • 112 ACRES ; ECON.COM: 50 - TON HUNTINGTON MILL

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688

  • Production

    U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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