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Mazepah Shaft

Past Producer in Summit county in Utah, United States with commodities Lead, Silver, Copper, Zinc, Gold
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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. 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 10014899
MRDS ID D012000
Record type Site
Current site name Mazepah Shaft
Alternate or previous names Daly Group, United Park City Mines, Park Utah Consolidated Mines, Mazeppa Shaft

Geographic coordinates

Geographic coordinates: -111.508, 40.61466 (WGS84)
Elevation 2554
Relative position 2550 FT N 32 E FROM USLM 7

Site location context

Political divisions (FIPS codes)

Summit(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)

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 28 SW OF NW OF SW Utah

Comments on the location information

  • INFO FROM LAND.ST :1983

Commodities

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

Comments on the commodity information

  • RICH SILVER ORE STRUCK BY SHAFT

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Sphalerite Ore
Tetrahedrite Ore
Calcite Gangue
Quartz Gangue
Pyrite Unknown

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Intermediate Dikes
    Rock description Intermediate Dikes
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Weber Quartzite;Park City Formation
    Rock description Weber Quartzite;Park City Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -111.508, 40.61466
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Uinta-Cottonwood Arch, Sevier Overthrust Belt, Park City Anticline
Type of structure Local
Structure description Northeast Striking Fissures And Faults

Ore body information

  • General form TABULAR
    Strike N 45 E TO N 80 E
    Dip 20 NW TO 80 NW
    Depth to top 0M
  • General form TABULAR
    Dip 20 NW TO 80 NW

Controls for ore emplacement

  • Northeast Striking Fissures, Favorable Limestone Beds Adjacent To Fissures

Comments on the geologic information

  • NORTH-SOUTH FAULT JUXTAPOSES THE PARK CITY FORMATION AND WEBER QUARTZITE NEAR THE SHAFT. MINERALIZATION, HOWEVER, IS RELATED TO NORTHEAST SET OF FISSURES AND FAULTS

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1885
Discoverer J.J. Daly
Year of first production 1886

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 production information

  • PRODUCTION FIGURES ARE REPORTED WITH FIGURES FOR DALY MINE, SEPARATE RECORDS NOT KEPT

Workings at the site

  • Type of workings Underground
    Length 365.76M
    Overall depth 365.76M

Comments on the workings information

  • MAZEPAH SHAFT CONNECTS WITH TUNNELS OF THE DALY MINE. DEPTH OF SHAFT PROBABLY LESS THAN 1200 FT

Comments on development

  • MAZEPAH SHAFT IS PART OF THE DALY MINE. MAZEPAH SHAFT WAS SUNK ABOUT 1911 TO EXPLORE WESTERN PART OF PROPERTY NOT ON THE DALY - ONTARIO FISSURE SYSTEM. THIS EXPLORATION WAS UNDERTAKEN AFTER MAIN DALY ORES HAD BEEN DEPLETED AND RICH ORES WERE FOUND ON THE ADJACENT ONTARIO PROPERTY

Reference information

Bibliographic references

  • Deposit

    BOUTWELL, J.M., 1912, GEOLOGY AND ORE DEPOSITS OF THE PARK CITY DISTRICT, UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 77, 231 PP.

  • Deposit

    ERIKSON, A.J., (EDITOR), 1968, PARK CITY DISTRICT, UTAH: GUIDEBOOK TO THE GEOLOGY OF UTAH, NO. 22, UTAH GEOLOGICAL SOCIETY.

  • Deposit

    BUTLER, B.S., LOUGHLIN, G.F., HEIKES, V.C., AND OTHERS, 1920, THE ORE DEPOSITS OF UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 111, 672 PP.

  • Deposit

    BAKER, A.A. CALKINS, F.C., CRITTENDEN, M.D., JR., AND BROMFIELD, C.S., 1956, GEOLOGIC MAP OF THE BRIGHTON QUADRANGLE, UTAH: U.S. GEOLOGICAL SURVEY GEOL. QUAD. MAP GQ-534

  • Deposit

    BARNES, M.P., AND SIMOS, J.S., 1968, ORE DEPOSITS OF THE PARK CITY DISTRICT WITH A CONTRIBUTION ON THE MAYFLO ER LODE, IN ORE DEPOSITS OF THE UNITED STATES: AMER. INST. METALLO ENG., V. II, P. 1102

  • Production

    BOUTWELL, 1912

General comments

Subject category Comment text
Deposit RICH SILVER ORES REPORTEDLY STRUCK IN SHAFT. THE DIXIE VEIN IS LOCATED WITHIN THE GENERAL VICINITY OF THE SHAFT AND IS PROBABLY WHAT WAS EXPLORED BY THESE WORKINGS. SHAFT AND ASSOCIATED TUNNELS CONNECT WITH THE DALY MINE WORKINGS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Shubat, Michael A. 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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