Great Western Mines Co.

Past Producer in Salt Lake county in Utah, United States with commodities Copper, Gold, Iron, Lead, Silver, Tungsten
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. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10154863
MAS/MILS ID 0490350005
Record type Site
Current site name Great Western Mines Co.
Alternate or previous names Big Cottonwood Mine, Mountain Lake Mine

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -111.58498, 40.58384 (WGS84)
Elevation 2932
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Salt Lake(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Brighton(quadrangle 1:24,000 scale)

Salt Lake City(quadrangle 1:100,000 scale)

Salt Lake City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jordan(hydrologic unit)

Jordan(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Uinta-Wasatch-Cache 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 Utah Salt Lake

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary
Iron Tertiary
Lead Tertiary
Silver Tertiary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Unknown
Galena Unknown
Magnetite Unknown
Scheelite Unknown

Nearby scientific data

Main Entrance (1) Gardison and Lodgepole Limestones

Economic information

Ore body information

  • Dip 70N
    Thickness 10M
    Length 400M
    Width 10M
    Area 50HA
    Depth to top 100M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 PIPELIKE
    Type of Orebody #3 SHEAR ZONE
    Shape of Orebody #3 IRREGULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control BEDDING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 CARBONATE SILIC
    Type of Wallrock Alter. #2 BLEACHING
    Type of Wallrock Alter. #3 SILICIFICATION
    Strike And Dip :70N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 5
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 50
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1900
Year of first production 1907

Mining district

District name Big Cottonwood District

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Great Western Mines Co
    Interest 100
    Home office Utah
    Year 1976

Workings at the site

  • Type of workings Underground
    Length 1820M
    Overall depth 12M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Mining Method OPEN STOPE
    Hardness of Rock SOFT NONPLASTIC WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. TIMBER
    Number of Shafts 1
    Avg. Length of Adits (m) 152
    Number of Adits 4
    1st Condition of Workings CAVED AT PORTAL
    2nd Condition of Workings PART ACCESSIBLE

Reference information

Bibliographic references

  • Deposit

    CALKINS AND BUTLER, 1943, GEOLOGY AND ORE DEPOSITS OF COTTON

  • Deposit

    AMERICAN FORK AREA: USGS PROF. PAPER 201 P.113-114

  • Deposit

    BULLOCK, K.C.,1970, IRON DEPOSITS OF UTAH: UTAH GEOLOGICAL A

  • Deposit

    ERAL SURVEY BULLETIN 88 ,P.72.

  • Deposit

    JAMES, L.P., IN PREPARATION, MINERAL RESOURCES OF BIG COTTON

  • Deposit

    DISTRICT: UTAH GEOLOGICAL AND MINERAL SURVEY BULLETIN

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Utah Geological And Mineral Survey Utah Geological and Mineral Survey

Beyond USGS

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