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Coats Dike

Past Producer in Pennington county in South Dakota, United States with commodities Tin, Tungsten
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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. 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 10011975
MRDS ID D007192
Record type Site
Current site name Coats Dike
Alternate or previous names Cowboy Group

Geographic coordinates

Geographic coordinates: -103.59835, 43.92552 (WGS84)
Elevation 1597
Location accuracy 1000(meters)
Relative position 1 1/2 MILES SOUTHWEST 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 004E 25,35 S2 OF SW (25); NE (35) South Dakota

Commodities

Commodity Importance
Tin Critical Primary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Cassiterite Ore
Wolframite Ore
Graphite Gangue
Mica Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -103.59835, 43.92552
ListMap

Economic information

Ore body information

  • General form DIKE
    Dip 75 E
    Length 60.96M
    Width 1.83M

Comments on the geologic information

  • CASSITERITE IS ASSOCIATED WITH MICA

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1884
Year of last production 1894

Mining district

District name Hill City District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner
    Owner Harney Peak Tin Mining, Milling, And Manufacturing Co.

Comments on the production information

  • IN 1889 A RICH STOPE AT THE 60 FOOT LEVEL WAS MINED.

Workings at the site

  • Type of workings Underground
    Overall depth 121.92M

Comments on the workings information

  • EXTENSIVE DRIFTING ON THE 60, 125, AND 225 FOOT LEVELS. THE SHAFT PASSES OUT OF THE VEIN AT THE 225 FOOT LEVEL

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 ORIGINALLY CONSISTED OF THREE PATENTED 10 ACRE CLAIMS, BUT IS NOW INCLUDED IN THE COWBOY GROUP.

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