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  3. Mineral Resource Data System (MRDS)

Omega 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. Ore body information
  11. Controls for ore emplacement
  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 10055596
MRDS ID SD02189
Record type Site
Current site name Omega Group

Geographic coordinates

Geographic coordinates: -103.54389, 44.04552 (WGS84)
Elevation 1646
Relative position 3 MILES SOUTHWEST OF PACTOLA, 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

Silver City(quadrangle 1:24,000 scale)

Rapid City(quadrangle 1:100,000 scale)

Rapid City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rapid(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 001N 005E 17 South Dakota

Comments on the location information

  • THE CLAIMS CENTER IN SECTION 17

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Silver Ore

Host and associated rocks

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

Nearby scientific data

(1) -103.54389, 44.04552
ListMap

Economic information

Ore body information

  • Strike N 40 W
    Dip 75 NE
    Thickness 45.72M

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Unorganized District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner
    Owner J. C. And Charles Sherman

Workings at the site

  • Type of workings Surface/Underground
    Length 91.44M

Comments on the workings information

  • NUMEROUS TEST PITS, TRENCHES AND SHALLOW SHAFTS. A 300 FT ADIT ON THE OMEGA CLAIM.

Comments on development

  • 28 CLAIMS & FRACTIONS ; ECON.COM: LOW-GRADE ORE

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688

General comments

Subject category Comment text
Deposit IT IS BELIEVED THAT THE SHEAR ZONE IS MINERALIZED THROUGHOUT ITS WIDTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site