Oreville Spar Mica Mine

Past Producer in Pennington county in South Dakota, United States with commodities Feldspar, Mica, Tin
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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10129482
MAS/MILS ID 0461030036
Record type Site
Current site name Oreville Spar Mica Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -103.62307, 43.85966 (WGS84)
Elevation 1707

Site location context

Political divisions (FIPS codes)

Pennington(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Custer(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 002 S 004 E 22 SE South Dakota

Commodities

Commodity Importance
Feldspar Tertiary
Mica Tertiary
Tin Critical Tertiary

Materials information

Materials Type of material
Amblygonite Unknown
Beryl Unknown
Cassiterite Unknown
Feldspar Unknown
Muscovite Unknown

Nearby scientific data

Ore Body (1) -103.62307, 43.85966

Economic information

Ore body information

  • Thickness 9M
    Length 38M
    Width 4M
    Area 1HA
    Field Value
    Type of Orebody #1 PEGMATITE
    Shape of Orebody #1 UNKNOWN
    Primary mode of Origin MAGMATIC DIFFER
    Secondary mode of Origin CONT METASOMATIC
    Primary Ore Control IGNEOUS
    Secondary Ore Control FRACTURING
    Total Surface Area (HA) 1
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Both
Significant No

Mining district

District name Hill City District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Monument

Reference information

Bibliographic references

  • Deposit

    BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA, PT 2. 1955, USBM IC

  • Deposit

    P 79.

  • Deposit

    PAGE, LINCOLN, 1955, PEGMATITE INVESTIGATIONS, 1942-1945, BL

  • Deposit

    HILLS, SOUTH DAKOTA. USGS PROF PAPER 247, P 174-5.

General comments

Subject category Comment text
Deposit PROPERTY IS NOTED FOR ITS OCCURRENCES OF SHEET MICA. CASSIT FOUND ONLY AS A MINOR OCCURRENCE. MINE WORKINGS CONSIST OF A SINGLE LARGE OPEN CUT (100 FT LON FT DEEP, 10-15 FT WIDE) AND NUMEROUS PROSPECT PITS.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Hite, Alan G. U.S. Bureau of Mines

Beyond USGS

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

External references