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  3. Mineral Resource Data System (MRDS)

Noble Mica

Occurrence in Custer county in South Dakota, United States with commodities Mica, Feldspar
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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 10055646
MRDS ID SD02251
Record type Site
Current site name Noble Mica

Geographic coordinates

Geographic coordinates: -103.54223, 43.83329 (WGS84)
Elevation 1743
Relative position 1/4 MILE WEST OF THE NEEDLES HIGHWAY AND 1.5 MILES SOUTHEAST OF SYLVAN LAKE

Site location context

Political divisions (FIPS codes)

Custer(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 Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Black Hills 002S 005E 32 South Dakota

Comments on the location information

  • E 1/2; CUSTER STATE PARK

Commodities

Commodity Importance
Mica Primary
Feldspar Primary

Materials information

Materials Type of material
Mica Ore
Quartz Gangue

Alteration

  • (Local) Mica Is Air Stained

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Rock unit name Pegmatite;Harney Peak Granite
    Rock description Pegmatite;Harney Peak Granite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -103.54223, 43.83329
ListMap

Economic information

Ore body information

  • General form DIKE
    Strike N 80 W
    Dip 50 NE
    Thickness 3.05M
    Length 21.34M

Economic information about the deposit and operations

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

Mining district

District name Unorganized District

Land status

Ownership category State Park

Ownership information

  • Type Owner
    Owner Leon Larue

Comments on the production information

  • WITHDRAWN FROM MINING BY THE PARK BOARD.

Comments on development

  • ONE 20 ACRE PATENTED CLAIM ; ECON.COM: THE RUBY MICA OCCURS IN BOOKS AND IS CLOUDED WITH MINERAL INCLUSIONS.

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

General comments

Subject category Comment text
Deposit TWO ZONES HAVE BEEN DISTINGUISHED

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1980 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