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  3. Mineral Resource Data System (MRDS)

Newsom Prospect

Occurrence in Santa Clara 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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10033598
MRDS ID M020201
Record type Site
Current site name Newsom Prospect

Geographic coordinates

Geographic coordinates: -121.49713, 37.46464 (WGS84)
Relative position 3 MI. BY ROAD FROM THE ARROYO MOCHO ROAD, 26 MI. FROM LIVERMORE.

Site location context

Political divisions (FIPS codes)

Santa Clara(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Boardman(quadrangle 1:24,000 scale)

San Jose(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Francisco Bay(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Santa Clara

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005S 004E 26 California

Comments on the location information

  • LOCATED IN SE 1/4 SECTION 26 , UTM APPROX.

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result AVERAGE GRADE 20 PERCENT MANGANESE

Nearby scientific data

(1) -121.49713, 37.46464
ListMap

Economic information

Ore body information

  • Thickness 3.35M

Comments on the geologic information

  • GEOL.DESC: MASSIVE WHITE CHERT CARRIES THIN FILMS OF MANGANESE OXIDE, WHICH PINCHES OUT OR IS FAULTED OFF TO THE SOUTH END AND NORTH END OF THE CUT. THIN-BEDDED RED CHERT IS FOUND TO THE S, AND THIN-BEDDED SHALY CHERT TO THE N. FURTHER N. AN EXTREMELY FAULTED AND BRECCIATED MASS OF BROWN AND WHITE CHERT ENCLOSES AN IRREGULAR ORE BODY, 2 TO 11 FT. THICK.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 152 1950 PP. 257 - 258

  • Deposit

    D.O.M. BULL. 125 1943 P. 179

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1978 Killman, K.; 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.