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  3. Mineral Resource Data System (MRDS)

Legal Tender Group

Occurrence in Pennington county in South Dakota, United States with commodities Gold, Silver
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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. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10055689
MRDS ID SD02306
Record type Site
Current site name Legal Tender Group

Geographic coordinates

Geographic coordinates: -103.44389, 43.89885 (WGS84)
Elevation 1366
Relative position 1 MILE WEST OF KEYSTONE, SOUTH DAKOTA

Site location context

Political divisions (FIPS codes)

Pennington(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Rushmore(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 002S 006E 06 South Dakota

Comments on the location information

  • SE 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary

Comments on the commodity information

  • LOW GRADE ORE

Materials information

Materials Type of material
Gold Ore
Silver Ore

Analytical data

Result SAMPLES ASSAYED FROM $2.80 - $3.80 PER TON, WITH AU AT $35.00 AN OUNCE.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Schist
    Rock description Schist
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -103.44389, 43.89885
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Keystone District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner
    Owner Mrs. M. M. Gerard

Workings at the site

  • Type of workings Surface/Underground
    Length 45.72M
    Overall depth 19.81M

Comments on the workings information

  • A 65 - FT SHAFT, 2 ADITS - 50 AND 150 FT LONG AND SEVERAL SHALLOW SHAFTS AND TEST PITS

Comments on development

  • 5 PATENTED LODE CLAIMS AND A PATENTED PLACER CLAIM

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

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-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