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Tonopah Extension Mining Co.

Past Producer in Nye county in Nevada, United States with commodity Silver
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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. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10103960
MRDS ID M231782
Record type Site
Current site name Tonopah Extension Mining Co.
Alternate or previous names Tonopah Extension Shaft, Cash Boy Shaft, McKane Shaft, West Tonopah Shaft Victor Shaft

Geographic coordinates

Geographic coordinates: -117.23481, 38.07105 (WGS84)
Elevation 1826
Relative position 0.48 MILES NE OF BROUGHER MTN.

Site location context

Political divisions (FIPS codes)

Nye(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tonopah(quadrangle 1:24,000 scale)

Tonopah(quadrangle 1:100,000 scale)

Tonopah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Big Smoky Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Nye

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003N 042E 35,34,33,26,27 Nevada

Comments on the location information

  • UTM LOCATION IS OF THE TONOPAH EXTENSION SHAFT.

Commodities

Commodity Importance
Silver Primary

Materials information

Materials Type of material
Quartz Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Tonopah Formation;West End Rhyolite;Mizpah Trachyte
    Rock description Tonopah Formation;West End Rhyolite;Mizpah Trachyte

Nearby scientific data

(1) -117.23481, 38.07105
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Tonopah Fault, Monarch-Pittsburg Fault, Rainbow Fault, Extension Fault

Ore body information

  • Strike W-NW
    Dip 30-45 N
    Thickness 2.44M

Controls for ore emplacement

  • Ore Is Control By The Merton Fault; The Intersection Of The Monarch-Pittsburg Fault With The Tonopah Fault

Economic information about the deposit and operations

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

Mining district

District name Tonopah District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Onaping Co (Canadian Lessee) With Subcontractor Parsons Construction Co
    First year 1980
  • Type Owner
    Owner Jim Keigley Victor Mine)
    First year 1980

Comments on the workings information

  • WORKINGS CONSIST OF THE 972 FT TONOPAH EXTENSION NO 1 SHAFT, THE 1,440 FT TONOPAH EXTENSION NO.2 SHAFT, THE 2,375 FT VICTOR SHAFT, THE 1,650 FT MCKANE SHAFT, THE 1,670 FT CASH BOY SHAFT

Comments on development

  • IN 1980, PARSONS CONSTRUCTION CO HAD A SUBCONTRACT FROM ONAPING CO (LESSEE) TO REOPEN THE VICTOR SHAFT. THIS PROPERTY WAS (1916-1928) ONE OF THE DISTRICT'S BIGGEST PRODUCERS.

Reference information

Bibliographic references

  • Deposit

    SPURR, J.E., 1905, GEOLOGY OF THE TONOPAH MINING DISTRICT: USGS PROF. PAPER 42, P. 181-184

  • Deposit

    CARPENTER, JA, ET AL, 1953, HISTORY OF FIFTY YEARS OF MINING AT TONOPAH: NBMG BULL. 51

  • Deposit

    NOLAN, TB, 1935, UNDERGROUND GEOL. OF TONOPAH MINING DIST.: NBMG BULL. 23

  • Deposit

    THE TONOPAH TIMES BONANZA, AUGUST 6, 1980.

  • Production

    CARPENTER, ET AL, 1953, P. 149

General comments

Subject category Comment text
Deposit THE COMPANY WAS ORGANIZED IN 1901 ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1980 Wong, George (Roberts, Ralph) U.S. Geological Survey
Updater 01-MAY-1982 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology

Beyond USGS

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

External references

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.