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  3. Mineral Resource Data System (MRDS)

West Margarette Prospects

Occurrence in Iron county in Utah, 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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10042288
MRDS ID M058810
Record type Site
Current site name West Margarette Prospects

Geographic coordinates

Geographic coordinates: -114.02971, 37.99524 (WGS84)
Elevation 2207
Relative position 5,300 FEET S 77 W FROM THE TOWNSITE OF STATE LINE

Site location context

Political divisions (FIPS codes)

Iron(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Deer Lodge Canyon(quadrangle 1:24,000 scale)

Caliente(quadrangle 1:100,000 scale)

Caliente(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Hamlin-Snake Valleys(hydrologic unit)

Great Salt Lake(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management UT)

Bureau of Land Management UT BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Utah Iron

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 032S 020W 25 SE OF NW OF NE Utah

Comments on the location information

  • INFO FROM LAND.ST :(1975)

Commodities

Commodity Importance
Gold Primary
Silver Primary

Comments on the commodity information

  • COMMODITIES PROBABLY INCLUDE AU AND AG, BUT WERE NOT VISUALLY IDENTIFIED

Materials information

Materials Type of material
Jarosite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification, Argillization, Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Economic information

Geologic structures

Type of structure Regional
Structure description Pioche Mineral Belt, Sevier Orogenic Belt
Type of structure Local
Structure description Nw Striking Fracture Zone

Ore body information

  • General form IRREGULAR
    Strike N 52 W
    Dip 90 NE
    Depth to top 0M

Controls for ore emplacement

  • Fracture Zone

Comments on the geologic information

  • THE EAST SHAFT SHOWS THE STRONGEST PYRITIZATION AND HAS STOCKWORK STRIKING N 52 W. THE WEST SHAFT HAS ONLY MINOR PYRITE AND HAS STOCKWORK STRIKING N 83 W, 66 N.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Stateline District

Land status

Ownership category Private

Comments on the workings information

  • WORKINGS CONSIST OF THREE SHAFTS AND TWO PROSPECT PITS. THE DEEPEST SHAFT MAY BE 50 FEET DEEP. ALL SHAFTS ARE FLOODED. THE EASTERN SHAFT OF THE GROUP IS THE MOST EXTENSIVE

Reference information

General comments

Subject category Comment text
Deposit DEPOSIT CONSISTS OF CHALCEDONIC STOCKWORK HOSTED BY RHYOLITIC TUFF. STOCKWORK STRIKES NW. PYRITE, LOCALLY VERY ABUNDANT, IS ASSOCIATED. ENCLOSING ALTERATION OF HOST INCLUDES SILICIFICATION AND ARGILLIZATION

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1985 Shubat, Michael A. Utah Geological and Mineral Survey

Beyond USGS

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

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