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Burt Mica Mine

Past Producer in Custer county in South Dakota, United States with commodity Mica
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  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. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10011960
MRDS ID D007169
Record type Site
Current site name Burt Mica Mine

Geographic coordinates

Geographic coordinates: -103.525, 43.74579 (WGS84)
Elevation 1548
Location accuracy 500(meters)
Relative position 4 MILES SOUTHEAST OF CUSTER, SOUTH DAKOTA

Site location context

Political divisions (FIPS codes)

Custer(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cicero Peak(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 Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Black Hills 003S 005E 33 NW South Dakota

Commodities

Commodity Importance
Mica Primary

Materials information

Materials Type of material
Muscovite Ore
Albite Gangue
Quartz Gangue

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) -103.525, 43.74579
ListMap

Economic information

Ore body information

  • Thickness 9.14M
    Length 182.88M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Custer District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner
    Owner Ken Koch And Edward Gray
    Home office Custer, S.D.

Comments on the production information

  • PRODUCED FROM 2,500 TO 3,000 TONS OF ROCK

Workings at the site

  • Type of workings Surface
    Length 45.72M
    Overall depth 4.57M
    Overall width 15.24M

Comments on the workings information

  • DEVELOPMENT IS BY AN OPEN PIT AND SEVERAL SMALL PROSPECT CUTS. MAIN PIT IS 15 FT DEEP.

Comments on development

  • ECON.COM: COMMERCIAL MICA IS IN THE INTERMEDIATE ZONE, MICA IS PALE RUBY, SOME IS AIR STAINED LOCALLY IN THE ZONE THE MICA IS "TIED" AND SUITABLE FOR SCRAP

Reference information

Bibliographic references

  • Deposit

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

  • 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 3 ZONES

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

Maps centered on this site