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Unknown Iron Mine

Prospect in Carbon county in Wyoming, United States with commodity Iron
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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. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10080891
MRDS ID W032421
Record type Site
Current site name Unknown Iron Mine
Alternate or previous names Iron Mine, Shirley District

Comments on the site identification

  • From comments and reference, this record clearly is derived from the entry in Bull. 50, p. 114, labeled "Shirley District". It should probably be more accuately described as "Unknown Iron Mine in the Shirley District". The shaft on the topo in the center of this section (18) is labeled "Iron Mine". This is a site, not District, record.

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -106.57972, 42.22139 (WGS84)
Elevation 2585
Location accuracy 10000(meters)
Relative position 25 MILES NORTH OF HANNA. Shaft labeled "Iron Mine" on topo., Acc 10 m.

Site location context

Political divisions (FIPS codes)

Carbon(county)

Wyoming(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

The Q Ranch(quadrangle 1:24,000 scale)

Shirley Basin(quadrangle 1:100,000 scale)

Casper(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Little Medicine Bow(hydrologic unit)

North Platte(hydrologic accounting unit)

North Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Wyoming Carbon

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 026N 081W 18 W2 of NW of SE Wyoming

Comments on the location information

  • IN THE EAST END OF THE SHIRLEY MOUNTAINS

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore

Analytical data

Result Impregnated SYENITE CONTAINS NEARLY 20% Fe.

Host and associated rocks

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

Nearby scientific data

Main Entrance (1) -106.57972, 42.22139
ListMap

Economic information

Ore body information

  • Length 804.65M
    Width 0.61M

Comments on the ore body information

  • Dike is about 1/2 mi. long. Central seam of hard blue hematite is 1 to 2 ft. thick.

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Shirley District

Reference information

Bibliographic references

  • Deposit

    Osterwald and others, 1966, Mineral Resources of Wyoming: Geological Survey of Wyoming Bull. 50 [revised ed.], p. 114.

  • Deposit

    Osterwald and others, 1959, Mineral Resources of Wyoming: Geological Survey of Wyoming Bull. 50, p. 103.

General comments

Subject category Comment text
Deposit HEMATITE IS SCATTERED THROUGHOUT PEGMATITE DIKES IN GRANITE. LOCALLY THERE IS A CENTRAL SEAM 1-2 FT WIDE OF PURE HARD BLUE HEMATITE. WHERE THE PEGMATITE CUTS THROUGH SYENITE THE ROCK IS IMPREGNATED FOR 100 FT FROM THE DIKE.

Reporter information

Type Date Name Affiliation Comment
Reporter 1983-04-01 Barari, Rachel A. U.S. Geological Survey
Editor 2009-02-11 Wilson, Anna B. U.S. Geological Survey

Beyond USGS

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

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