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Peyton Crocker-Preston Prospect

Producer in Amador county in California, United States with commodity Manganese
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10028334
MRDS ID M005241
Record type Site
Current site name Peyton Crocker-Preston Prospect
Related records 10211729

Geographic coordinates

Geographic coordinates: -120.62768, 38.41351 (WGS84)
Relative position 2 MI E OF PINE GROVE

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pine Grove(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Mokelumne(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Amador

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007N 012E 35 California

Comments on the location information

  • LOCATED IN SW 1/4 OF SECTION 35

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Psilomelane Ore
Pyrolusite Ore
Rhodonite Ore

Nearby scientific data

(1) -120.62768, 38.41351
ListMap

Economic information

Ore body information

  • Strike N 20 TO 25 W
    Dip 60 TO 65 NE
    Thickness 0.91M
    Length 10.67M

Comments on the geologic information

  • GEOL.DESC: ORE CONSISTS OF POCKETS AND LENSES OF CHIEFLY BOTRYIODAL, NODULAR PSILOMELANE; SOME PYROLUSITE IN MASSIVE META-CHERT. META-CHERT IN PART FINE GRAINED QUARTZITE; IN PART UNRECRYSTALLIZED CHERT AND IS CUT BY A FEW SMALL QUARTZ VEINLETS. THE METACHERT IS ENCLOSED IN QUARTZ SERICITE SCHIST; SOME OF WHICH RESEMBLING META-TUFF. SOME PARTIALLY OXIDIZED PINK RHODONITE IS EXPOSED IN THE META CHERT.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Ownership information

  • Type Owner
    Owner Benjamino Perini
    First year 1953

Comments on the production information

  • DURING WWI 30 TONS OF MANGANESE ORE SHIPPED; IN 1943 AND 1944 LESSEES SHIPPED SOME ORE. PROSPECTED BY DIAMOND DRILLING IN 1940 BUT NO COMMERCIAL ORE BODIES DISCOVERED

Comments on the workings information

  • TWO SMALL 15-FT. PARTIALLY CAVED SHAFTS, 2 LARGE BENCH CUTS, EXTENSIVE SURFACE BULLDOZING.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. V. 50, NO. 1, JAN. 1954, P. 202, 269, PL. 1

  • Deposit

    CJM&G V. 39, JULY 1943, P. 312

  • Deposit

    D.O.M. BULL. 152 1950 PP. 32 - 33

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. U.S. Geological Survey
Updater 01-APR-1977 Von Dohlen, E.; 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.