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Brannigan

Past Producer in San Bernardino county in California, United States with commodities Gold, Silver, Copper
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10035789
MRDS ID M023692
Record type Site
Current site name Brannigan
Alternate or previous names Brooklyn and Los Angeles
Related records 10164228

Geographic coordinates

Geographic coordinates: -115.88724, 35.19334 (WGS84)
Elevation 732
Relative position 7 MI. NNW SUMMIT OF OLD DAD MTN.

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Seventeenmile Point(quadrangle 1:24,000 scale)

Ivanpah(quadrangle 1:100,000 scale)

Kingman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mojave(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Federal lands

Mojave National Preserve(National Preserve)

National Preserve NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 013N 010E 26,27 California

Comments on the location information

  • UTM ACC. MANY LOCATIONS

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Tertiary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -115.88724, 35.19334
ListMap

Economic information

Ore body information

  • Strike N35E,NW
    Dip NW,SW
    Thickness 1.83M

Comments on the geologic information

  • FAULT, N40E, 85 SE, HAS DISPLACED BROOKLYN VEIN 75 FT. TO NE. NO ORE FOUND BEYOND THIS FAULT ON THE DIFFERENT LEVELS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • FROM BROOKLYN VEIN, EST. 4000 TONS OF ORE DEVELOPED, AVG. $16/TON AU W/ 1-3 OZ. AG/TON. 5000 TONS OF TAILINGS BELOW THE MILL AVG. $7/TON IN GOLD. TOTAL PRODUCTION OF THE BROOKLYN VEIN EST. AT $150,000. NO OTHER PRODUCTION INFORMATION FOUND.

Comments on the reserve resource information

  • EST. RESERVES OF THE LOS ANGELES GP. ARE ABOUT 50000 TONS W/AVG. VALUE OF $9/TON IN GOLD. BELOW MILL, 2000 TONS OF TAILINGS, SAID TO AVG. $6/TON IN GOLD. YEAR OF ESTIMATIONS UNKNOWN.

Comments on the workings information

  • 2 ZONES OF WORKINGS, ABOUT A QUARTER MILE APART. NO. 1 (WEST), FOLLOWS ZONE W/SEVERAL NE-TRENDING DRIFT ADITS. NO. 2 WORKINGS CONSIST OF 3 ADIT LEVELS, WINZES AND STOPES, THAT FOLLOW NW- TRENDING ZONE. SEVERAL PITS. MORE DETAILED DESCRIPTIONS OF WORKINGS IN TUCKER & SAMPSON (1931).

Reference information

Bibliographic references

  • Deposit

    WRIGHT, L.A., AND OTHERS, 1953, MINES AND MINERAL DEPOSITS OF SAN BERNARDINO COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 49, NOS. 1&2, P. 72-73

  • Deposit

    TUCKER, W.B. AND SAMPSON, V.J., 1931, SAN BERNARDINO COUNTY, CALIF.: CALIF. JOUR. MINES & GEOLOGY, V. 27, P. 289, 325

  • Production

    WRIGHT (1953)

  • Reserve-Resource

    TUCKER & SAMPSON (1931)

General comments

Subject category Comment text
Deposit FRACTURE ZONES W/DISCONTINUOUS VEINS, 3-6 FT. THICK. SOME ORE IN THIN, BEDDING-PLANE SEAMS. VEINS ARE ABOUT 1000 FT. APART & STAINED WITH IRON AND COPPER OXIDES.
Deposit 15 CLAIMS ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Nelson, Scott C. (Albers, John, P.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

Maps centered on this site

Authoritative California resources

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