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NBMG Sample Site 3947

Occurrence in Churchill county in Nevada, United States with commodities Silver, Copper, Molybdenum, Lead, Antimony, Zinc, Bismuth
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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. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10047669
MRDS ID M243091
Record type Site
Current site name NBMG Sample Site 3947
Alternate or previous names Short Day Claim Area

Geographic coordinates

Geographic coordinates: -118.27957, 39.44213 (WGS84)
Elevation 1999

Site location context

Political divisions (FIPS codes)

Churchill(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

La Plata Canyon(quadrangle 1:24,000 scale)

Fallon(quadrangle 1:100,000 scale)

Reno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Dixie Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

DOD(Federal land areas administered by DOD)

Geographic areas

Country State County
United States Nevada Churchill

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 018N 033E 09 NE Nevada

Comments on the location information

  • IN TRIBUTARY CANYON TO ELEVEN MILE CANYON, ABOUT 0.4 MILE BELOW (SE OF) BLACK KNOB SPRING ; INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Silver Primary
Copper Primary
Molybdenum Primary
Lead Secondary
Antimony Critical Secondary
Zinc Critical Secondary
Bismuth Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Tetrahedrite Ore
Pyrite Gangue
Quartz Gangue
Sericite Gangue

Alteration

  • (Local) Kaolinization And Sericitization Of Wall Rock

Analytical data

Result SAMPLE 3947 OF VEIN MATERIAL CONTAINS 0.7% FE, 0.02% MG, 0.5% CA, 0.007% TI, 100 PPM MN, 700 PPM AG, 20 PPM BA, 700 PPM BI, 7000 PPM CU, 200 PPM MO, 1000 PPM PB, 1500 PPM SB, 10 PPM V, 300 PPM ZN.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock

Nearby scientific data

(1) -118.27957, 39.44213
ListMap

Economic information

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Near Contact Of Granite And Metasediments

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mountain Wells District; Laplata District

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • ADIT IN ROAD; SEVERAL ADITS AND PROSPECT PITS

Comments on development

  • NO ACTIVITY AT TIME OF EXAMINATION IN OCT., 1986. THIS AREA IS WITHIN CLAIMS FORMERLY HELD AND EXPLORED BY FREEPORT EXPLORATION AND LATER BY PHELPS DODGE CORP, WHOSE ACTIVITY CONSISTED OF ROAD-BUILDING, GEOCHEMICAL SAMPLING AND SOME ROTARY DRILLING.

Reference information

Bibliographic references

  • Deposit

    QUADE, JACK & TINGLEY, J.V., 9 OCT 86, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.

  • Deposit

    PHELPS DODGE DATA

  • Deposit

    NBMG BULL 83, 1974, PL. 1.

General comments

Subject category Comment text
Deposit MAIN ADIT WAS DRIVEN IN METASEDIMENTARY ROCKS NEAR THEIR CONTACT WITH GRANITE. MOST OF THE DUMP MATERIAL IS GRANITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1986 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.

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.