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Cassiterite Tin Prospect

Occurrence in Pennington county in South Dakota, United States with commodity Tin
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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. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10011963
MRDS ID D007173
Record type Site
Current site name Cassiterite Tin Prospect

Geographic coordinates

Geographic coordinates: -103.58445, 43.93663 (WGS84)
Elevation 1585
Location accuracy 500(meters)
Relative position 0.75 MILE NORTHWEST 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 NE South Dakota

Comments on the location information

  • ADJOINS THE TIN BOOM AND MOHAWK PROPERTIES

Commodities

Commodity Importance
Tin Critical Primary

Materials information

Materials Type of material
Cassiterite Ore
Beryl Gangue
Muscovite Gangue
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -103.58445, 43.93663
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Schists Strike N 20 E And Dip 50 Nw

Ore body information

  • Strike N 20 W
    Dip 60 NE

Comments on the geologic information

  • CASSITERITE OCCURS AS IRREGULAR MASSES UP TO 2 INCHES IN DIAMETER, ASSOCIATED WITH THE MICA AND BERYL

Economic information about the deposit and operations

Development status Occurrence
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

Ownership information

  • Type Owner
    Owner G. W. Coats, H. G. Mills And E. C. Mills
    Home office Hill City, S.D.

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 7.62M
    Overall length 22.86M

Comments on the workings information

  • 2 SHAFTS, 12 AND 25 FT WITH A SHORT CROSSCUT OFF THE BOTTOM OF THE DEEPER ONE. TRENCHES EXPOSE THE VEIN FOR ABOUT 75 FT. A 30 FOOT VERTICAL SHAFT IS SUNK IN THE SCHIST 75 FT SOUTHEAST OF THE VEIN.

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

General comments

Subject category Comment text
Deposit CASSITERITE-BEARING QUARTZ VEINS WITH MUSCOVITE, AND A FEW BERYL CRYSTALS, 24 INCHES = AVERAGE THICKNESS. DIP IS 45 TO 70 DEG NE. THE CASSITERITE TIN PROSPECT CONSISTS OF THE SOUTH 900 FT OF THE CASSITERITE PATENTED TEN LODE, CONTAINING 6.12 ACRES.

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