Anchor Tunnel Portal

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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10101657
MRDS ID D006397
Record type Site
Current site name Anchor Tunnel Portal
Alternate or previous names Silver King Coalition Group

Geographic coordinates

Geographic coordinates: -111.5055, 40.6255 (WGS84)
Elevation 2329
Relative position 2400 FT SE OF TREASURE HILL

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)

Upper 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 21 Utah

Comments on the location information

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

Commodities

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

Materials information

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

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) -111.5055, 40.6255

Economic information

Geologic structures

Type of structure Regional
Structure description Thrust Belt

Ore body information

  • General form TABULAR TO IRREGULAR

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No

Mining district

District name Park City

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner United Park City Mines Co.

Comments on the production information

  • THE ANCHOR MINE FOR WHICH THIS WAS THE DRAIN TUNNEL PRODUCED 94,639 TONS OF DRY CONCENTRATE ASSAYING 41 PERCENT PB, 26 OZ./TON AG, .043 OZ./TON AU AND 8.87 PERCENT ZINC.

Comments on the workings information

  • TUNNEL IS APPROXIMATELY 6600 FT LONG AND CONNECTS WITH THE ANCHOR SHAFT AT THE 1200 FT LEVEL

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ERICKSON, A.J. (ED.), 1966, PARK CITY DISTRICT, UTAH: UTAH GEOL. SOCIETY GUIDEBOOK 22.

  • Deposit

    PERRY, L.I., 1976, LEAD AND ZINC IN UTAH: UTAH GEOL. AND MIN. SURV. OPEN FILE REPORT NO. 22.

  • Deposit

    BOUTWELL, J.M., 1912, GEOL. AND ORE DEPOS. OF THE PARK CITY DIST.

  • Deposit

    1966 GEOLMAP CRITTENDEN, CALKINS AND SHARP GQ-53

  • Production

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

General comments

Subject category Comment text
Deposit THIS TUNNEL IS THE DRAIN TUNNEL FOR THE ANCHOR SHAFT, ALSO CALLED THE JUDGE SHAFT. ALL DATA FOR SILVER KING COALITION GROUP IN GENERAL. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1980 Tripp, Bryce T. Bureau of Land Management

Beyond USGS

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