Gertie Mine

Prospect in Pennington county in South Dakota, United States with commodity Tin
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10177734
MAS/MILS ID 0461030018
Record type Site
Current site name Gertie Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -103.58556, 43.91966 (WGS84)
Elevation 1561

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

Commodities

Commodity Importance
Tin Critical Tertiary

Materials information

Materials Type of material
Alabandite Unknown
Cassiterite Unknown
Muscovite Unknown
Quartz Unknown
Tourmaline Unknown

Nearby scientific data

Ore Body (1) -103.58556, 43.91966

Economic information

Ore body information

  • Strike N25W
    Dip 65W
    Length 91M
    Width 0.8M
    Area 2HA
    Depth to top 9M
    Field Value
    Type of Orebody #1 PEGMATITE
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin MAGMATIC DIFFER
    Secondary mode of Origin CONT METASOMATIC
    Primary Ore Control IGNEOUS
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SILICIFICATION
    Strike And Dip N25W:65W
    Minimum Depth to Top 0
    Total Surface Area (HA) 2
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1883
Year of first production 1906

Mining district

District name Hill City District

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA, PART 2. 1955, USBM

  • Deposit

    P 52.

  • Deposit

    GARDNER, E D, 1939, TIN DEPOSITS OF THE BLACK HILLS, SOUTH D

  • Deposit

    USBM IC 7069, P 24-7.

  • Deposit

    HESS, FRANK L, 1909, TIN, TUNGSTEN, AND TANTALUM DEPOSITS OF

  • Deposit

    SOUTH DAKOTA. USGS BULL 380, P 135-7.

General comments

Subject category Comment text
Deposit PEGMATITE HAS BEEN OBSERVED ON A SURFACE FOR 150 FT. THE SHA BODY IS AN IRREGULAR LENS. CASSITERITE AND TOURMALINE OCCU SMALL AMOUNTS AS ACCESSORY MINERALS. MINE WORKINGS CONSIST OF 500-FT INCLINE SHAFT (WITH STOPING 100-, 200-, 300- AND 400-FT LEVELS) AND A 200-FT ADIT.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Hite, Alan G. U.S. Bureau of Mines

Beyond USGS

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

External references