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

Big Bob

Past Producer in Elko county in Nevada, United States with commodities Gold, Silver
Map
XML
JSON
KML
C
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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10045571
MRDS ID M233338
Record type Site
Current site name Big Bob
Alternate or previous names Lucky Girl Group

Geographic coordinates

Geographic coordinates: -116.16954, 41.67296 (WGS84)

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bull Run Reservoir(quadrangle 1:24,000 scale)

Bull Run Mountains(quadrangle 1:100,000 scale)

McDermitt(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork Owyhee(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 044N 052E 30 Nevada

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Mica Gangue
Pyrite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -116.16954, 41.67296
ListMap

Economic information

Ore body information

  • General form TABULAR
    Dip 15 SE

Comments on the geologic information

  • QUARTZ VEIN DISCORDANT TO QUARZITE BEDDING. LOWER MOST VEIN OF THE LUCKY GIRL GROUP

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1908
Year of first production 1908

Mining district

District name Edgemont

Comments on the workings information

  • 5 LEVELS OF WORKINGS

Comments on development

  • OPENED ON 5 LEVELS, ALL OF WHICH WERE UNDER WATER IN 1908

Reference information

Bibliographic references

  • Deposit

    SMITH R.M. (1976-56) MINERAL RESOURCES OF ELKO CO. NEV, USGS OPEN-FILE REPORT

  • Deposit

    EANMONS W.H. (1910) RECONNAISSANCE OF ELKO, LANDER, & EUREKA, CO., USGS BULL. 408.

  • Production

    SMITH, R.M. (1976)

General comments

Subject category Comment text
Deposit FISSURE VEINS
Deposit LOCATED JUST ABOVE OLD MILL WHICH SERVED THE LUCKY GIRL GROUP. IT IS OPENED ON FIVE LEVELS, ALL OF WHICH WERE UNDER WATER IN 1908.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1979 Kirkham, Richard A. 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.