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Blue Bonnet Claim

Past Producer in Custer county in South Dakota, United States with commodities Mica, Beryllium
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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 10101677
MRDS ID D007163
Record type Site
Current site name Blue Bonnet Claim
Alternate or previous names Star Claim

Geographic coordinates

Geographic coordinates: -103.52778, 43.74718 (WGS84)
Elevation 1615
Location accuracy 1000(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 South Dakota

Commodities

Commodity Importance
Mica Primary
Beryllium Critical Secondary

Materials information

Materials Type of material
Beryl Ore
Muscovite Ore
Albite Gangue
Apatite Gangue
Biotite Gangue
Garnet Gangue
Quartz Gangue

Alteration

  • (Local) Stained Pale To Ruby Mica

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 Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -103.52778, 43.74718
ListMap

Economic information

Ore body information

  • Strike N 65 W
    Dip NE
    Length 457.2M
    Width 3.05M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
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 N. C. Spilde, William Quinn And P. J. O'Connell
    Home office Custer, S.D.

Comments on the production information

  • A SMALL AMOUNT OF PUNCH & SCRAP MICA AND A LITTLE BERYL WAS SHIPPED IN 1943

Comments on the workings information

  • A LARGE PIT AND SEVERAL SMALL CUTS

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