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Cahill Mine

Past Producer in Lander county in Nevada, United States with commodities Gold, 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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10045185
MRDS ID M232871
Record type Site
Current site name Cahill Mine
Alternate or previous names Nevada Birch Creek Mining Co.

Geographic coordinates

Geographic coordinates: -117.00787, 39.37409 (WGS84)

Site location context

Political divisions (FIPS codes)

Lander(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

North Toiyabe Peak(quadrangle 1:24,000 scale)

Smith Creek Valley(quadrangle 1:100,000 scale)

Millett(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Northern Big Smoky Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Humboldt-Toiyabe 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 Nevada Lander

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 018N 044E 35 Nevada

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Gold Ore
Fluorite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Jurassic

Economic information

Comments on the geologic information

  • THE VEIN CONTAINS GOLD AND SOME SILVER IN QUARTZ. THE PREVAILING ROCKS IN THE VICINITY ARE ANDESITE, HYOLITE, AND GRANODIORITE (?).

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1916
Discoverer John Cahill

Mining district

District name Birch Creek District

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Surface/Underground
    Length 609.6M
    Overall depth 45.72M

Comments on the workings information

  • DEVELOPMENT INCLUDES 2 ADITS, THE LONGEST 475 FT IN LENGTH. THERE IS NO MINING OR MILLING EQUIPMENT ON THE PROPERTY.

Comments on development

  • IN 1916 JOHN CAHILL DISCOVERED HIGH-GRADE GOLD ORE, AND THE NEVADA BIRCH CREEK MINING CO, WAS ORGANIZED IN 1919 TO CARRY ON DEVELOPMENT WORK.

Reference information

Bibliographic references

  • Deposit

    STEWART, H.H., MCKEE, E.H., AND STAGER, H.K., 1977, GEOLOGY AND MINERAL DEPOSITS OF LANDER COUNTY, NEVADA: NBMG BULL. 88

General comments

Subject category Comment text
Deposit THE MINE IS DEVELOPED BY TWO ADITS AND ABOUT 2000 FT OF UNDERGROUND WORKINGS ALONG A STEEPLY DIPPING NORTH-STRIKING VEIN IN QUARTZ MONZONITE. GOLD WAS DEISCOVERED HERE IN 1916. ; INFO.SRC : 1 PUB LIT
Deposit THE VEIN STRIKES N-S AND DIPS STEEPLY.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1981 Flynn, Patricia Dodd 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.