Gold Medal Group

Past Producer in Pennington county in South Dakota, United States with commodities Gold, Silver, Tungsten
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Production statistics
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10010778
MRDS ID D004746
Record type Site
Current site name Gold Medal Group
Alternate or previous names Golden Summit Group

Geographic coordinates

Geographic coordinates: -103.53417, 43.91746 (WGS84)
Elevation 1529
Relative position 2.5 MILES SOUTHEAST OF HILL CITY, 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

Hill City(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 001S 005E 33 South Dakota

Comments on the location information

  • NW 1/4, SW 1/4

Commodities

Commodity Importance
Gold Primary
Silver Primary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Gold Ore
Silver Ore
Biotite Gangue
Quartz Gangue
Wolframite Gangue

Host and associated rocks

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

Nearby scientific data

(1) -103.53417, 43.91746

Economic information

Ore body information

  • Strike EAST-WEST
    Dip 45 S

Controls for ore emplacement

  • Folding Associated With A Northwest Trending Syncline

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Hill City District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Production statistics

  • Year 1909
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Silver Silver 1101g
    Major Ore Gold Gold 9407g
  • Year 1912
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Silver Silver 480g
    Major Ore Gold Gold 2327.1g
  • Year 1913
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 874.6g
    Major Ore Silver Silver 169.4g

Workings at the site

  • Type of workings Underground
    Overall depth 91.44M

Comments on the workings information

  • AN INCLINED WINCE FOLLOWED THE ORE BODY TO THE 500 - FOOT LEVEL. CROSSCUTS FAILED TO ENCOUNTER THE VEIN.

Comments on development

  • 5 PATENTED CLAIMS TOTALING 50 ACRES. ; ECON.COM: 20 - TON STEAM OPERATED MILL

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

  • Production

    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-JUL-1980 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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