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NBMG Sample Site 2815

Occurrence in Pershing 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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10047325
MRDS ID M242610
Record type Site
Current site name NBMG Sample Site 2815
Alternate or previous names Irish Rose Claim
Related records 10125462

Geographic coordinates

Geographic coordinates: -118.74182, 40.51822 (WGS84)
Elevation 1660

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rocky Canyon(quadrangle 1:24,000 scale)

Eugene Mountains(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Granite Springs Valley(hydrologic unit)

Truckee(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 Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 031N 029E 29 SE Nevada

Comments on the location information

  • ABOUT 0.75 MILE SW OF FARRELL SITE . INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Pyrite Gangue

Analytical data

Result SAMPLE 2815 OF METASEDIMENTS NEAR DIKE CONTAINS 7% FE, 5% MG, 5% CA, 1% TI, 1500 PPM MN, 1 PPM AG, 50 PPM B, 700 PPM BA, 1 PPM BE, 10 PPM BI, 20 PPM CO, 150 PPM CR, 100 PPM CU, 70 PPM NI, 20 PPM PB, 15 PPM SC, 500 PPM SR, 200 PPM V, 30 PPM Y, 200 PPM ZR.

Mineral occurrence model information

Model code 150
USGS model code 25c
Deposit model name Epithermal vein, Comstock
Mark3 model number 16

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock
    Rock unit name Auld Lang Syne Group
    Rock description Auld Lang Syne Group
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Nearby scientific data

(1) -118.74182, 40.51822
ListMap

Economic information

Controls for ore emplacement

  • Nw-Trending Structure

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1907

Mining district

District name Farrell District; Stone House District; Seven Troughs District

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • ONE ADIT AND MANY PROSPECTS

Comments on development

  • INACTIVE AT TIME OF EXAMINATION IN 1984; PROBABLY ACTIVE IN EARLY DAYS OF THE DAMP ABOUT 1907.

Reference information

Bibliographic references

  • Deposit

    QUADE, JACK, 4 SEP 84, FIELD EXAMINATION AND SAMPLE ANALYSIS.

  • Deposit

    JOHNSON, M.G., 1977, NBMG BULL 89, PL. 1

  • Deposit

    SHAMBERGER, H.A., 1972, HISTORIC MINING CAMPS OF NEVADA; SEVEN TROUGHS: NEVADA HISTORICAL PRESS, CARSON CITY, NV.

General comments

Subject category Comment text
Deposit WORKINGS ARE ALONG A NW-TRENDING STRUCTURE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1985 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology
Updater 01-SEP-1994 Li, Zhiping (Peters, S.) 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.