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  3. Mineral Resource Data System (MRDS)

May Be Claim

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 10033595
MRDS ID M020197
Record type Site
Current site name May Be Claim
Related records 10140952

Geographic coordinates

Geographic coordinates: -121.42824, 37.38159 (WGS84)
Relative position N. SIDE OF BEAUREGARDE CREEK

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 006S 005E 28 California

Comments on the location information

  • LOCATED IN SE 1/4 SECTION 28 , UTM APPROX

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE 10 TO 20 PERCENT MANGANESE

Nearby scientific data

(1) -121.42824, 37.38159
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 25 N. E.

Comments on the geologic information

  • GEOL.DESC: ORE CONSISTS OF LOW GRADE OXIDES THAT STRIKE N. W., DIP 25 N. E., AND ARE IN MASSIVE WHITE CHERT. ORE IS EXPOSED INTERMITTENTLY FOR 90 FT., AND IS PROBABLY CUT OFF BY FAULTS AT BOTH ENDS. CHERT IS PARTLY RECRYSTALLIZED AND IS CUT BY MANY QUARTZ VEINS.

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. 254 - 255

  • Deposit

    D.O.M. BULL. 125 1943 P. 178

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.