Mitchell

Occurrence in San Bernardino county in California, United States with commodities Lead, Silver
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. Reporter information

Geologic information

Identification information

Deposit ID 10077228
MRDS ID W024735
Record type Site
Current site name Mitchell
Related records 10286247

Geographic coordinates

Geographic coordinates: -115.53361, 34.94308 (WGS84)
Elevation 1341
Relative position EAST SLOPE OF PROVIDENCE MTS, 21 (AIRLINE) MILES NW OF ESSEX

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fountain Peak(quadrangle 1:24,000 scale)

Amboy(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)

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 010N 014W 21 California

Comments on the location information

  • UTM EST. ; INFO FROM LAND.ST :UNDETERMINED

Commodities

Commodity Importance
Lead Tertiary
Silver Tertiary

Materials information

Materials Type of material
Galena Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -115.53361, 34.94308

Economic information

Ore body information

  • Strike N 30 W
    Dip 70 E
    Thickness 1.83M
    Width 15.24M

Controls for ore emplacement

  • Fissures

Comments on the geologic information

  • GEOL.DESC: COUNTY ROCK IS LIMESTONE FROM THE BIRDS SPRING FORMATION, COMPRISING THIN TO THICK BEDDED GRAY LIMESTONE WHICH FORMS A LONG RIDGE TO THE NORTH. WEST SIDE OF LIMESTONE BELT IS A RIDGE OF TERTIARY AGE DACITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the production information

  • 250 TONS OF 15 % PB ORE REPORTED ON DUMP, SILVER CONTENT ABOUT 5 OZ/TON.

Comments on the workings information

  • SEVERAL SHALLOW OPEN CROSS-CUTS, 150 FT. BELOW SURFACE OUTCROP, A CROSS-CUT ADIT WAS DRIVEN 250 FT. WEST.

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. 651 - 652

  • 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. 485

  • Deposit

    WRIGHT, L. A., ETAL, 1953 , MINES AND MINERAL DEPOSITS, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 49 , NO. 1 & 2 ; DIV. OF MINES, P. 110

  • Production

    GOODWIN, J. G., 1957 , P. 653 (SEE REF.)

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.

Authoritative California resources

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