NBMG Sample Site 2302

Occurrence in Humboldt county in Nevada, United States with commodities Copper, Silver, Lead, Zinc, Manganese
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. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10047307
MRDS ID M242588
Record type Site
Current site name NBMG Sample Site 2302

Geographic coordinates

Geographic coordinates: -117.49207, 40.80545 (WGS84)
Elevation 1603

Site location context

Political divisions (FIPS codes)

Humboldt(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Goldrun Creek(quadrangle 1:24,000 scale)

Winnemucca(quadrangle 1:100,000 scale)

Winnemucca(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Humboldt(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Humboldt

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 034N 040E 20 NE OF NE OF SE Nevada

Comments on the location information

  • UNNAMED PROSPECT NEAR ADELAIDE MINE . INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Copper Primary
Silver Primary
Lead Secondary
Zinc Critical Secondary
Manganese Critical Tertiary

Materials information

Materials Type of material
Scheelite Ore
Garnet Gangue
Idocrase Gangue
Pyrite Gangue

Alteration

  • (Local) Silication

Analytical data

Result SAMPLE 2302 OF SELECT SULFIDE-RICH MATERIAL FROM DUMP CONTAINS 7% FE, 2% MG, +20% CA, 0.2% TI, 3000 PPM MN, 150 PPM AG, 10 PPM B, 700 PPM BA, 1 PPM BE, 20 PPM BI, 50 PPM CO, 50 PPM CR, 20000 PPM CU, 30 PPM LA, 20 PPM NI, 1000 PPM PB, 15 PPM SC, 30 PPM SN, 700 PPM SR, 70 PPM V, 20 PPM Y, 2000 PPM ZN, 100 PPM ZR.

Mineral occurrence model information

Model code 59
USGS model code 18b
Deposit model name Skarn Cu
Mark3 model number 8

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate

Economic information

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Nearly Horizontal Thrust Fault

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Goldrun District; Adelaide District

Land status

Ownership category Private

Comments on the workings information

  • 2 SHORT ADITS

Comments on development

  • NO ACTIVITY AT TIME OF EXAMINATION IN 1984.

Reference information

Bibliographic references

  • Deposit

    GARSIDE, L.J., 1984, NBMG FIELD EXAMINATION 21 JUN 84, AND SAMPLE ANALYSIS.

  • Deposit

    USGS, 1978, MAP GQ 1407.

  • Deposit

    WILLDEN, R., 1964, NBMG BULL 59

General comments

Subject category Comment text
Deposit REPLACEMENT BODIES CONSISTING OF GARNET, IDOCRASE?, PYRRMOTITE, CHALCOPYRITE AND PYRITE OCCUR IN THE VICINITY OF A NEARLY HORIZONTAL THRUST. ROCKS WITH ORIGINAL CARBONATE MINERALS ARE VARIABLY SILICATED. A FEW SPECKS OF SCHEELITE WERE OBSERVED WITH A BLACK LIGHT IN SAMPLE 2302.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-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.

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.