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St. Patrick Zn - Pb - Ag Mine

Past Producer in Lincoln county in Nevada, United States with commodities Lead, Silver, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Reserves and resources
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10105924
MRDS ID W019034
Record type Site
Current site name St. Patrick Zn - Pb - Ag Mine
Alternate or previous names Pioche Mine

Geographic coordinates

Geographic coordinates: -114.45084, 37.93329 (WGS84)
Elevation 1830
Relative position NEAR PIOCHE, LINCOLN COUNTY, 290 KM NE OF LAS VEGAS.

Site location context

Political divisions (FIPS codes)

Lincoln(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pioche(quadrangle 1:24,000 scale)

Caliente(quadrangle 1:100,000 scale)

Caliente(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Meadow Valley Wash(hydrologic unit)

Lower Colorado-Lake Mead(hydrologic accounting unit)

Lower Colorado-Lake Mead(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Nevada Lincoln

Commodities

Commodity Importance
Lead Primary
Silver Primary
Zinc Critical Primary

Materials information

Materials Type of material
Galena Ore
Pyrite Ore
Sphalerite Ore
Quartz Gangue

Analytical data

Result ORE RESERVES AVG. 1.17% PB, 2.44% ZN, 71 G/MT AG.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Pioche Shale Formation (Limestone Member)
    Rock description Pioche Shale Formation (Limestone Member)
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -114.45084, 37.93329
ListMap

Economic information

Ore body information

  • General form TABULAR BEDS

Controls for ore emplacement

  • Stratigraphic Control

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1863
Year of first production 1869

Mining district

District name Pioche Dist.

Ownership information

  • Type Operator
    Owner Patrick Harrison And Co.
  • Type Owner
    Owner Amal. Larder
    Interest 50
  • Type Owner
    Owner Coralta Resources
    Interest 50

Comments on the production information

  • NEED 2270 TO 3175 MTPD MILL WITH 80 TO 85% RECOVERY TO MAKE MINE COMMERCIALLY VIABLE

Reserves and resources

  • Type In-situ
    Estimate year 1976
    Total resources 45000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 1.2 wt-pct Lead Major 1976
    Silver Ag 71 g/mt Silver Major 1976
    Zinc Zn 2.4 wt-pct Zinc Major 1976

Comments on the reserve resource information

  • GRADE ESTIMATED
  • GRADE IS ESTIMATED

Comments on the workings information

  • PRESENT FACILITIES NEED MODERNIZATION IN ORDER TO BE ECONOMICALLY VIABLE.

Reference information

Bibliographic references

  • Deposit

    STAFF, 1976, AMAL. LARDER NEEDS FUNDS TO REOPEN ST. PATRICK; NORTHERN MINER, JULY 29, 1976

  • Deposit

    TASCHANZ, C. M., PAMPEYAN, E. H., 1970, GEOLOGY AND MINERAL DEPOSITS OF LINCOLN COUNTY, NEVADA; NEV. BU. MINES BULL. 73, P. 125 - 32

  • Production

    CANADIAN MINES HANDBOOK 74 - 75 P. 26. SKINNER'S MINING INTL. YBK 1975 P. 79.

  • Reserve-Resource

    CAN MINES HBK. 1974 - 75, P. 27. NORTHERN MINER 7 - 29 - 76 P. 24

General comments

Subject category Comment text
Deposit First Production Year: 1869 (PIOCHE DIST)
Deposit Discovery Year: 1863 (PIOCHE DIST)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1976 Schruben, Paul G. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.