1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Adams and Westendorf Claims

Occurrence in Napa 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. Economic information about the deposit and operations
  9. Mineral rights holdings
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10236983
MAS/MILS ID 0060550001
Record type Site
Current site name Adams and Westendorf Claims

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -122.32546, 38.76128 (WGS84)
Elevation 396
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Napa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Knoxville(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(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 Napa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011 N 004 W 32 California

Commodities

Commodity Importance
Manganese Critical Tertiary

Nearby scientific data

Ore Body (1) Jurassic marine rocks, unit 2 (Coast Ranges)
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1918

Mineral rights holdings

Type of mineral rights Located Claim

Reference information

Bibliographic references

  • Deposit

    CALIF BULL 125 1943 P 145; BULL 152 1950 P 154-6

  • Deposit

    FRANCISCAN TYPE MANGANIFEROUS IRON ORE

Reporter information

Type Date Name Affiliation Comment
Reporter 22-MAY-1986 Western Field Operations Center (WFOC) U.S. Bureau of Mines

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.