Spiro Tunnel

Past Producer in Summit county in Utah, United States with commodities Silver, Lead, Zinc, Gold, Copper
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. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10011488
MRDS ID D006400
Record type Site
Current site name Spiro Tunnel
Alternate or previous names Silver King Coalition Mine
Related records 10155071

Geographic coordinates

Geographic coordinates: -111.51772, 40.65911 (WGS84)
Elevation 2109
Relative position 7100 FT E OF IRON MTN.

Site location context

Political divisions (FIPS codes)

Summit(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Park City West(quadrangle 1:24,000 scale)

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

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

Hydrologic units (watersheds)

Lower Weber(hydrologic unit)

Weber(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Utah Summit

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 002S 004E 08 Utah

Comments on the location information

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

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Primary
Gold Secondary
Copper Secondary

Materials information

Materials Type of material
Anglesite Ore
Bindheimite Ore
Galena Ore
Malachite Ore
Pyrite Ore
Sphalerite Ore
Tetrahedrite Ore
Calcite Gangue
Quartz Gangue

Analytical data

Result ORE AVERAGED: .024 OZ/TON AU, 18.33 OZ/TON AG, 14.2 PERCENT PB, .487 PERCENT CU AND 3.53 PERCENT ZN.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Thaynes Formation;Woodside Shale;Park City Formation;Weber Quartzite
    Rock description Thaynes Formation;Woodside Shale;Park City Formation;Weber Quartzite

Nearby scientific data

(1) -111.51772, 40.65911

Economic information

Geologic structures

Type of structure Regional
Structure description Thrust Belt
Type of structure Local
Structure description Park City Anticline

Ore body information

  • General form TABULAR TO IRREGULAR

Controls for ore emplacement

  • Jenny Bed Of Park City Fm.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1889
Discoverer Martin Mcgrath And W.H. Dodge

Mining district

District name Park City District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner United Park City Mines Co.

Comments on the workings information

  • WORKINGS ARE VERY EXTENSIVE

Reference information

Bibliographic references

  • Deposit

    CRITTENDEN, M.D., ET.AL., 1966, GEOL. MAP OF THE PARK CITY WEST QUAD.: U.S.G.S. MAP GQ-535

  • Deposit

    PERRY, L.I., 1976, LEAD AND ZINC IN UTAH: UTAH GEOL. AND MIN. SURVEY OFR-22.

  • Deposit

    BOUTWELL, J.M., 1912, GEOL. AND ORE DEPOSITS OF THE PARK CITY DISTRICTS: U.S.G.S. PROF. PA. 77.

  • Deposit

    ERICKSON, A.J., (ED.), 1968, PARK CITY DISTRICT: UTAH GEOL. SOCIETY GUIDEBOOK 22.

  • Deposit

    1966 GEOLMAP CRITTENDEN, CALKINS AND SHARP GQ53

  • Production

    ERICKSON, A.J., (ED.), 1968, PARK CITY DISTRICT: UTAH GEOL. SOC. GUIDEBOOK 22.

General comments

Subject category Comment text
Deposit ALL INFORMATION FOR SILVER KING COALITION GROUP IN GENERAL. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1980 Johnson, Elizabeth A. Bureau of Land Management

Beyond USGS

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

External references