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Flagstaff Tunnel Tunnel

Past Producer in Lincoln county in Nevada, United States with commodities Gold, Barium-Barite, Iron
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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. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10098365
MRDS ID M032091
Record type Site
Current site name Flagstaff Tunnel Tunnel
Alternate or previous names Apex, June, Boss, Flagstaff No. 2 Claims
Related records 10173725

Geographic coordinates

Geographic coordinates: -114.76751, 37.45247 (WGS84)
Relative position 1800 FEET SW OF DELAMAR

Site location context

Political divisions (FIPS codes)

Lincoln(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Delamar(quadrangle 1:24,000 scale)

Clover Mountains(quadrangle 1:100,000 scale)

Caliente(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Dry Lake Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Lincoln

Public Land Survey System information

Meridian Township Range Section Fraction State
06S 64E 01 Nevada

Comments on the location information

  • INFO FROM LAND.ST :1982 1982

Commodities

Commodity Importance
Gold Primary
Barium-Barite Critical Tertiary
Iron Tertiary

Materials information

Materials Type of material
Calcite Gangue
Barite Unknown
Pyrite Unknown

Alteration

  • (Local) Silicification Of Breccia Zone.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Early Cambrian
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Economic information

Geologic structures

Type of structure Local
Structure description Postmineral Fractures

Ore body information

  • General form TABULAR
    Strike N70E
    Dip 68-80NW

Controls for ore emplacement

  • Fractures

Comments on the geologic information

  • ORE IS FOUND IN BRECCIA VEINS CEMENTED BY CHERTY QUARTZ, AND IN VEINS AND IN VEINLETS OF VUGGY "COMB" QUARTZ; ALONG 2 DIRECTIONS OF N-NW AND E-NE FRACTURES. MAIN ZONE IS N 70 E, NUMEROUS FRACTURES TREND N20-30W DIPPING 65-80 DEG N AND W RESPECTIVELY.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Discovery year 1898

Mining district

District name Delamar (Ferguson) District District

Land status

Ownership category Private

Workings at the site

  • Type of workings Underground
    Length 487.68M

Comments on the workings information

  • WORKINGS UNDERLIE GROUP OF OVERLAPPING PATENTED CLAIMS-APEX, JUNE, FLAGSTAFF, NO. 2 AND BOSS. PLAN OF WORKINGS AVAILABLE IN CALLAGHAN, 1937. THE ADIT CONNECTS WITH THE SHAFT ABOUT 350 FT IN FROM PORTAL. DRIFTS, CROSSCUTS, RAISES, WINZES, STOPES EXIST. THE ADIT CONNECTS WITH THE SHAFT ABOUT 350 FT IN FROM PORTAL. DRIFTS, CROSSCUTS, RAISES, WINZES, STOPES EXIST.

Comments on development

  • AMOUNT OF PRODUCTION IS UNKNOWN, BUT EXTENSIVE UNDERGROUND WORKINGS INCLUDING STOPES INDICATE SOME PRODUCTION.

Reference information

Bibliographic references

  • Deposit

    CALLAGHAN, E., 1937, GEOLOGY OF THE DELAMAR DISTRICT, LINCOLN CO, NEV. NEV BUR MINES V. 31 NO. 5 P. 64-66

  • Deposit

    TSCHANZ, C.M., AND PAMPEYAN, E.H., 1970, GEOLOGY AND MINERAL DEPOSITS OF LINCOLN CO., NEV. NEV BUR MINES BULL 73, P. 141

General comments

Subject category Comment text
Deposit ANOTHER SET OF FRACTURES TRENDS N20-30W, DIP 65-80SW

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1979 Harner, Joy L. (Roberts, Ralph J.) U.S. Geological Survey
Updater 01-AUG-1984 La Pointe, D.D. (Tingley, J.V.) 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.