Elk No. 1 Claim

Occurrence in Custer county in South Dakota, United States with commodities Mica, Beryllium
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 10055747
MRDS ID SD02487
Record type Site
Current site name Elk No. 1 Claim

Geographic coordinates

Geographic coordinates: -103.53334, 43.72024 (WGS84)
Elevation 1646
Location accuracy 500(meters)
Relative position 4.5 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 004S 005E 09 NW South Dakota

Commodities

Commodity Importance
Mica Primary
Beryllium Critical Primary

Materials information

Materials Type of material
Beryl Ore
Mica Ore
Chrysoberyl 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 > Granitoid > Granite

Nearby scientific data

(1) -103.53334, 43.72024

Economic information

Ore body information

  • General form FLATIRON-SHAPED
    Length 365.76M
    Width 182.88M

Economic information about the deposit and operations

Development status Occurrence
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 Mattox, Reuben
    Home office Custer, Sd

Workings at the site

  • Type of workings Surface
    Area 0.003HA
    Overall depth 2.44M
    Overall length 6.71M
    Overall width 4.88M

Comments on the workings information

  • THERE ARE SEVERAL SHALLOW 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

  • Deposit

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

General comments

Subject category Comment text
Deposit TAPERS TO A POINT. MOSTLY GRANITE WITH DEPOSITS IN LENSES & VEINS. UNPATENTED CLAIM

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-81 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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