Little Mormon Ore Body

Producer in Iron county in Utah, United States with commodity Iron
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. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10106644
MRDS ID D005161
Record type Site
Current site name Little Mormon Ore Body
Related records 10252038

Geographic coordinates

Geographic coordinates: -113.23108, 37.72914 (WGS84)
Elevation 1743
Relative position 1.55 MILES NE OF SWETT PEAK

Site location context

Political divisions (FIPS codes)

Iron(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cedar City NW(quadrangle 1:24,000 scale)

Cedar City(quadrangle 1:100,000 scale)

Cedar City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Escalante Desert(hydrologic unit)

Escalante Desert-Sevier Lake(hydrologic accounting unit)

Escalante Desert-Sevier Lake(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Utah Iron

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 035S 012W 29 Utah

Comments on the location information

  • SECTION SUBDIVISIONS SE 1/4 SW 1/4 NW 1/4

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore
Limonite Ore
Magnetite Ore
Apatite Gangue
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Limonitzation

Analytical data

Result IRON 51.8%

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name The Granite Mtn. Pluton
    Rock description The Granite Mtn. Pluton
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Homestake Limestone Member Of Carmel Formation
    Rock description Homestake Limestone Member Of Carmel Formation

Nearby scientific data

(1) -113.23108, 37.72914

Economic information

Geologic structures

Type of structure Regional
Structure description Sevier Thrust System
Type of structure Local
Structure description Granite Mtn. Intrusion, Faulting

Ore body information

  • General form TABULAR-POD
    Strike N 0 DEG S
    Dip 25 DEG E
    Length 198.12M
    Width 15.24M
    Depth to top 0M

Controls for ore emplacement

  • Faulting And Fracturing, Limestone

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Iron Springs

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Utah International, Inc.
  • Type Owner
    Owner U.S. Steel Corp.
    Home office Jefferson City, Tn.

Workings at the site

  • Type of workings Surface
    Area 16.188HA

Comments on the workings information

  • BENCH MINE

Reference information

Bibliographic references

  • Deposit

    MACKIN, J. HOOVER, 1947, SOME STRUCTURAL FEATURES OF THE INTRUSIONS IN THE IRON SPRINGS DIST., UTAH; UTAH GEOL. SOC. GUIDEBOOK TO THE GEOLOGY OF UTAH, NO. 2, 62P.

  • Deposit

    YOUNG, W.E., IRON DEPOSITS, IRON COUNTY, UTAH: U.S. BUREAU OF MINES REPORT OF INVESTIGATION 4076, 102P.

  • Deposit

    BULLOCK, KENNETH C., 1976, IRON DEPOSITS OF UTAH: UTAH GEOL. AND MINERAL SURVEY BULLETIN 88, P 23-63.

  • Deposit

    MACKIN, J. HOOVER AND ROWLEY, PETER D., 1976, GEOLOGIC MAP OF THE CEDAR CITY NW QUADRANGLE, IRON COUNTY, UTAH: U.S. GEOLOGICAL SURVEY MAP GQ-1295

  • Deposit

    1947 DIREXPL U.S. BUREAU OF MINES, RI 4076

  • Deposit

    1947 RECON MACKIN, UTAH GEOL SOC. GUIDEBOOK #2

  • Deposit

    1954 GEOLMAP MACKIN, MINERAL INVESTIGATIONS MAP MF-14

  • Deposit

    1967 RECON BLANK AND MACKIN, PROF. PAPER 516-B

  • Deposit

    1976 GEOLMAP MACKIN AND ROWLEY, MAP GQ-1295

  • Deposit

    1976 RECON BULLOCK, UGMS BULLETIN 88

  • Production

    STEGEN, R.J. 1979 UGMS ON SITE INVESTIGATION

General comments

Subject category Comment text
Deposit DEPOSIT IS ASSOCIATED WITH FOUR SMALL FAULTS, THE ORE BODY IS LOCATED WHERE THE LARGEST FAULT CROSSES THE CONTACT OF HOMESTAKE LS AND GRANITE MTN QUARTZ MONZONITE PORPHYRY.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1979 Stegan, Ralph J. Bureau of Land Management

Beyond USGS

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

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.