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  3. Mineral Resource Data System (MRDS)

America

Past Producer in San Bernardino county in California, United States with commodities Gold, Copper, Arsenic
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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. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Land status
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10035768
MRDS ID M023671
Record type Site
Current site name America
Alternate or previous names American

Geographic coordinates

Geographic coordinates: -115.76583, 34.42447 (WGS84)
Elevation 335
Relative position 2 MI. S. OF SSW SHORE, BRISTOL LAKE

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lead Mountain NE(quadrangle 1:24,000 scale)

Sheep Hole Mountains(quadrangle 1:100,000 scale)

Needles(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Mojave(hydrologic unit)

Southern Mojave(hydrologic accounting unit)

Southern Mojave-Salton Sea(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 004N 012E 18,19 California

Commodities

Commodity Importance
Gold Primary
Copper Secondary
Arsenic Critical Tertiary

Materials information

Materials Type of material
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte

Economic information

Geologic structures

Type of structure Local
Structure description Fault Zone

Ore body information

  • Strike E
    Dip 25-40N

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant Yes
Discovery year 1903

Land status

Ownership category Military Reservation

Workings at the site

  • Type of workings Underground
    Length 609.6M

Comments on the workings information

  • 2 CROSSCUT ADITS WITH APPENDED DRIFTS, 2 SHAFTS, SEVERAL OPEN CUTS AND SHALLOW SHAFTS. 50-TON SAND-LEACHING CYANIDE PLANT

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. 70-71

General comments

Subject category Comment text
Deposit VEINS AND SEAMS. VEIN CUT OFF AT DEPTH OF 55 FT. BY TRACHYTE DIKE FOLLOWING A NEARLY-HORIZONTAL FAULT ZONE
Deposit 9 CLAIMS. 4 OF THE CLAIMS, AMERICA NO.1, 6 AND 7 WERE PATENTED IN 1925 AND 1926. LAST OPERATED 1936-1940 ; 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.