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  3. Mineral Resource Data System (MRDS)

California - Hercules

Occurrence in San Bernardino county in California, United States with commodities Lead, Zinc, Silver
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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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10034025
MRDS ID M020703
Record type Site
Current site name California - Hercules

Geographic coordinates

Geographic coordinates: -116.37391, 34.22253 (WGS84)
Elevation 1372
Relative position SOUTH FORK OF LYTLE CREEK, 6 MILES SW OF KEENBROOK.

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Joshua Tree North(quadrangle 1:24,000 scale)

Big Bear Lake(quadrangle 1:100,000 scale)

San Bernardino(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)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 002N 006W 29,32 California

Commodities

Commodity Importance
Lead Tertiary
Zinc Critical Tertiary
Silver Tertiary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -116.37391, 34.22253
ListMap

Economic information

Ore body information

  • General form IRREGULAR
    Strike NW
    Dip 30 E

Controls for ore emplacement

  • Fractures

Comments on the geologic information

  • GEOL.DESC: NORTH SIDE OF CANYON, THREE BEDS OF LIMESTONE SEPERATED BY 200 - 400 FT. OF FELSITIC INTRUSIVES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the workings information

  • DEVELOPED BY OPEN CUTS, SHALLOW SHAFTS AND ADITS

Reference information

Bibliographic references

  • Deposit

    GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NO. 3 & 4 ; DIV. OF MINES, P. 621

  • Deposit

    TUCKER, W. B. AND SAMPSON, R. J., 1943 , MINERAL RESOURCES, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 39 , NO. 4 ; DIV. OF MINES, P. 477 - 478.

General comments

Subject category Comment text
Deposit ORE MINERALIZATION OCCURS IN FRACTURES, IN FELSITE AND ON CONTACT WITH LIMESTONE WHICH IT INTRUDES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1978 Fraticelli, L. A. (Albers, J.) 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 California resources

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