Pittsburg Mine

Past Producer in Utah county in Utah, United States with commodities Silver, Lead, Gold
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. Production statistics
  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 10014878
MRDS ID D011953
Record type Site
Current site name Pittsburg Mine
Alternate or previous names Pittsburg Consolidated M. and M. Company, Pioneer Consolidated

Geographic coordinates

Geographic coordinates: -111.61272, 40.56272 (WGS84)
Elevation 3072
Relative position 3000 FT S69E FROM SUGARLOAF PEAK

Site location context

Political divisions (FIPS codes)

Utah(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)

Utah Lake(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 Utah

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 003S 003E 16 SE OF NE OF NW Utah

Comments on the location information

  • TOWNSHIP UNSURVEYED ; INFO FROM LAND.ST :1983

Commodities

Commodity Importance
Silver Primary
Lead Primary
Gold Secondary

Materials information

Materials Type of material
Argentite Ore
Galena Ore
Gold Ore
Plumbojarosite Ore
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Iron Oxides, Sericite

Analytical data

Result ORE AVERAGES 13 OZ/TON AG, 44% PB, AND 2 DOLLARS/TON AU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock
    Rock unit name Intermediate Dikes
    Rock description Intermediate Dikes
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Ophir Formation;Maxfield Limestone
    Rock description Ophir Formation;Maxfield Limestone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) Tintic Quartzite

Economic information

Geologic structures

Type of structure Regional
Structure description Uinta-Cottonwood Arch, Cordilleran Hingeline, Sevier Overthrust Belt
Type of structure Local
Structure description Pittsburg Fault Is An East-West Normal Fault Downdropped To The North. N40e Fissures

Ore body information

  • Strike N40E
    Dip 60NW

Controls for ore emplacement

  • Intersection Of Favorable Limestone Beds And N40e Fissures

Comments on the geologic information

  • MOST MINERALIZATION HOSTED BY LIMESTONE MEMBER OF OPHIR FORMATION

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1872
Year of first production 1871
Year of last production 1910

Mining district

District name American Fork District

Land status

Ownership category Private

Production statistics

  • Year 1880
    Period 1872-1880
    Accuracy Estimate
    Description Cp_Grade: ^13 Oz/Ton Ag, 44% Pb, $2 Au/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Lead Lead 44wt-pct
    Major Ore Silver Silver 367g/mt

Comments on the production information

  • AVERAGE GRADE OF ORE SHIPPED IN 1905 AND 1909 WAS 40 CENTS/TON AU, 9.45 OZ/TON AG, 38.8% PB

Workings at the site

  • Type of workings Underground
    Length 361.19M

Comments on the workings information

  • SIX SHAFTS AND ONE ADIT OCCUR IN A LINE EXTENDING WEST FROM MAIN PORTAL. LEVELS 2 AND 3 ACCESSED BY TUNNELS AND LEVEL 1 BY SHAFTS. ONE LARGE STOPE EXTENDS ABOVE AND BELOW

Comments on development

  • DEVELOPMENT EXTENSIVE IN 1872. MINE INACTIVE BY 1880. MINOR PRODUCTION IN 1905 AND 1909

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MAIN ORE BODIES FORMED BY REPLACEMENT OF LIMESTONE MEMBER OF OPHIR FORMATION AND LOWER MAXFIELD LIMESTONE ADJACENT TO N40E STRIKING FISSURES. ORE MOSTLY OXIDIZED

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.