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  3. Mineral Resource Data System (MRDS)

Edison Mine

Past Producer in Pennington county in South Dakota, United States with commodities Lithium, Mica, Feldspar, Beryllium, Tantalum
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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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10011957
MRDS ID D007164
Record type Site
Current site name Edison Mine
Alternate or previous names Bull Con, Hector Fraction, Sitting Bull, Gold Star Claims

Geographic coordinates

Geographic coordinates: -103.40556, 43.88218 (WGS84)
Elevation 1378
Relative position 1.25 MI SOUTHEAST OF KEYSTONE, SOUTH DAKOTA

Site location context

Political divisions (FIPS codes)

Pennington(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Rushmore(quadrangle 1:24,000 scale)

Mount Rushmore(quadrangle 1:100,000 scale)

Hot Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Cheyenne-Spring(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 002S 006E 09,16 SE South Dakota

Comments on the location information

  • ADJACENT PARTS OF SECTION 16

Commodities

Commodity Importance
Lithium Critical Primary
Mica Secondary
Feldspar Secondary
Beryllium Critical Secondary
Tantalum Critical Secondary

Materials information

Materials Type of material
Beryl Ore
Feldspar Ore
Muscovite Ore
Spodumene Ore
Albite Gangue
Calcite Gangue
Holmquistite Gangue
Hornblende Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) The Core Spodumene Crystals Range From Fresh To Highly Altered.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -103.40556, 43.88218
ListMap

Economic information

Ore body information

  • General form IRREGULAR DIKES

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Year of first production 1917

Mining district

District name Keystone District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Operator
    Owner Lithium Corp. Of America (By Lease)
  • Type Owner
    Owner Edison, T. A. (Estate)

Comments on the workings information

  • SURFACE & UNDERGROUND MINING. 12 DIAMOND DRILL HOLES ON THE EDISON, 1 ON THE BULL CON. 2,114.5 FT OF TEST HOLES

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707

  • Deposit

    ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18

  • Production

    U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707

General comments

Subject category Comment text
Deposit 4 OR MORE COALESING PEGMATITES HAVING 2 ZONES. SPODUMENE CRYSTALS UP TO 8 FT LONG. BULL CON DIKE IS 450 FT NORTH OF THE EDISON

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1981 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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

External references

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