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  3. Mineral Resource Data System (MRDS)

Big Mitt and Blue Point Mine

Past Producer in Salt Lake county in Utah, United States with commodities Gold, Copper
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10088724
MRDS ID M058288
Record type Site
Current site name Big Mitt and Blue Point Mine

Geographic coordinates

Geographic coordinates: -111.78912, 40.60577 (WGS84)
Elevation 1615
Relative position 7,200 FT S 41 W OF LEDGEMERE PICNIC GROUND

Site location context

Political divisions (FIPS codes)

Salt Lake(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Draper(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)

Geographic areas

Country State County
United States Utah Salt Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 002S 001E 36 SW OF NE OF NW Utah

Comments on the location information

  • INFO FROM LAND.ST :1977

Commodities

Commodity Importance
Gold Primary
Copper Primary

Materials information

Materials Type of material
Plagioclase Gangue
Quartz Gangue

Analytical data

Result DUMP SAMPLE 1 PPM AG
Result .07 PPM AU
Result 50 PPM CU
Result 70 PPM PB
Result 90 PPM ZN
Result 3 PPM MO

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Quartz Monzonite Of The Little Cottonwood Stock
    Rock description Quartz Monzonite Of The Little Cottonwood Stock
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Big Cottonwood
    Rock description Big Cottonwood
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale

Nearby scientific data

(1) -111.78912, 40.60577
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Wasatch Fault Zone

Ore body information

  • General form OTHER UNKNOWN

Controls for ore emplacement

  • Contact Between Porphyritic Quartz Monzonite And Metamorphosed Shale

Comments on the geologic information

  • ARGILLIZED PLAGIOCLASE AND QUARTZ PHENOCRYSTS UP TO 1 CM. IN. DIAMETER

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1904

Mining district

District name Big Cottonwood Canyon Mouth Area

Land status

Ownership category Private

Comments on the production information

  • SEVERAL SMALL SHIPMENTS PRIOR TO 1913

Comments on the workings information

  • 6 ADITS FROM 65-230 FT. IN LENGTH REPORTED IN 1907. ON SITE INVESTIGATION SHOWS SEVERAL PROSPECTS AND 3 ADITS

Reference information

Bibliographic references

  • Deposit

    JAMES, L.P., 1979, GEOLOGY, ORE DEPOSITS AND HISTORY OF THE BIG COTTONWOOD DISTRICT, UTAH: UTAH GEOL. AND MINERAL SURVEY BULLETIN 114, P. 49, TABLE 5.

  • Deposit

    CRITTENDEN, M.D. JR., 1965, GEOLOGY OF THE DRAPER QUADRANGLE, UTAH = USGS MAP GQ-377.

  • Production

    JAMES, L.P., 1979, P. 49.

General comments

Subject category Comment text
Deposit TUNNELS EXTEND EASTERLY INTO THE CONTACT ZONE BETWEEN THESE TWO FORMATIONS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1983 Tripp, Bryce T. 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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