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Samuel Springs Claims

Occurrence in Napa county in California, United States with commodity Chromium
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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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10031621
MRDS ID M010715
Record type Site
Current site name Samuel Springs Claims
Alternate or previous names Claims: Cedar Rough, Dottie D., Meadow, Mistake

Geographic coordinates

Geographic coordinates: -122.30634, 38.58433 (WGS84)
Location accuracy 1000(meters)
Relative position Assumed Spot At Center Of T.9n R.4w Sect.33.

Site location context

Political divisions (FIPS codes)

Napa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chiles Valley(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 009N 004W 33 California

Comments on the location information

  • CEDAR ROUGH (SW1/4), DOTTIE D. (SE1/4, NE1/4), MEADOW (NE1/4, NW1/4), MISTAKE (CENTER SECT. 33). LOCATED ON RIDGE BETWEEN POPE VALLEY AND TROUT CREEK.

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -122.30634, 38.58433
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category Private

Comments on the production information

  • NO ORE KNOWN TO HAVE BEEN SHIPPED.

Reference information

Bibliographic references

  • Deposit

    DOW, D.H. AND THAYER, T.P., 1946, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIF.: CALIF. DIVISION OF MINES BULLETIN 134, PART 2, CHAPT.1, P.24,25

General comments

Subject category Comment text
Deposit SHALLOW TRENCH WHICH DID NOT REACH BEDROCK WAS DUG ON THE CEDAR ROUGH CLAIM. A QUARTER TO HALF A TON OF FLOAT WAS COLLECTED ON MISTAKE CLAIM. SEVERAL PATCHES OF FLOAT ON THE DOTTIE D. AND MEADOW CLAIMS APPARENTLY WERE LEFT UNTOUCHED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-73 Gere, W. U.S. Geological Survey
Updater 01-JUN-81 Oster, Karel L. (Albers, John P.) 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.