1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Comstock Extension

Occurrence in Carson City 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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10043771
MRDS ID M231051
Record type Site
Current site name Comstock Extension
Alternate or previous names Bidwell Mine From Topo Sheet

Geographic coordinates

Geographic coordinates: -119.61878, 39.14212 (WGS84)

Site location context

Political divisions (FIPS codes)

Carson City(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dayton(quadrangle 1:24,000 scale)

Carson City(quadrangle 1:100,000 scale)

Reno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Carson(hydrologic unit)

Carson(hydrologic accounting unit)

Central Lahontan(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Carson City

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 015N 021E 28 Nevada

Commodities

Commodity Importance
Gold Primary
Silver Primary

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -119.61878, 39.14212
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Delaware

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • "THE MINE CONTAINS FISSURE VEINS IN ANDESITE CONTAINING GOLD AND SILVER" (MOORE, P 31)

Reference information

Bibliographic references

  • Deposit

    MOORE, JG, GEOL & MIN DEP, LYON, DOUGLAS, ORMSBY CO, NEV, NBMG BULL 75, 1969

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 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.