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NBMG Sample Site 3935

Prospect in Churchill county in Nevada, United States with commodities Silver, Gold
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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. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  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 10047660
MRDS ID M243079
Record type Site
Current site name NBMG Sample Site 3935
Alternate or previous names 1-Mile Claims, Mile-1 Lode

Geographic coordinates

Geographic coordinates: -118.28013, 39.46741 (WGS84)
Elevation 1795

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

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 Churchill

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019N 033E 33 Nevada

Comments on the location information

  • ON EAST SIDE OF ELEVEN MILE CANYON ABOUT 1.5 MILES UPSTREAM (NORTH) OF RUINS SHOWN ON TOPO MAP ; INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Silver Primary
Gold Primary

Materials information

Materials Type of material
Clay Gangue
Quartz Gangue

Alteration

  • (Local) Kaolinization Of Wall Rock Along Vein Edges.

Analytical data

Result SAMPLE 3935 FROM SHAFT DUMP CONTAINS 6.7 PPM AU (0.2 OZ/TON)-BY AA ANALYSIS, AND 0.7% FE, 0.1% MG, 0.05% CA, 0.1% TI, 30 PPM MN, 70 PPM AG, 30 PPM AU, 10 PPM B, 150 PPM BA, 1 PPM BE, 15 PPM CR, 30 PPM CU, 15 PPM MO, 10 PPM PB, 30 PPM V, 20 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) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -118.28013, 39.46741
ListMap

Economic information

Ore body information

  • General form TABULAR
    Strike N 65 E
    Dip IRREGULAR
    Width 0.3M

Controls for ore emplacement

  • Shear Zones

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mountain Wells District; Laplata District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner S. Chapneys, C. Gardner And Reynolds Of Fallon, Nv.
    First year 1986

Comments on the workings information

  • SHAFT, TIMBERED, WITH TRIPOD HEADFRAME, 3 PROSPECT PITS

Comments on development

  • ACTIVE CLAIMS STAKED AUGUST 1986

Reference information

Bibliographic references

  • Deposit

    QUADE, JACK, TINGLEY, J.V., NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS, 8 OCT 86.

  • Deposit

    USDI, BLM, 1986, MINING CLAIM RECORD

  • Deposit

    CHURCHILL CO. RECORDER RECORDS.

  • Deposit

    NBMG BULL 83, 1974, PL. I.

General comments

Subject category Comment text
Deposit VUGGY IRON-STAINED QUARTZ VEIN WITH MINOR SULFIDES. NARROW QUARTZ VEINS OCCUPYING SHEAR ZONES CUTTING ANDESITE. VUGS AND FRACTURE SURFACES ARE COATED WITH LIMONITE AND DARK RED IRON OXIDE. WALL ROCKS ARE KAOLINIZED ON THE VEIN CONTACTS.

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.