Anderson Valley Placer

Occurrence in Mendocino county in California, United States with commodities Mercury, Gold, Platinum, Iridium, Zirconium
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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10040628
MRDS ID M055477
Record type Site
Current site name Anderson Valley Placer
Related records 10261903

Geographic coordinates

Geographic coordinates: -123.46277, 39.07459 (WGS84)
Elevation 46
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Mendocino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Philo(quadrangle 1:24,000 scale)

Ukiah(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Big-Navarro-Garcia(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Mendocino

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 014N;014N 015W;014W California

Comments on the location information

  • ALONG NAVARRO RIVER. LOCATION GIVEN IS AT MOUTH OF GOWAN CREEK ABOUT 2 MI NORTHWEST OF PHILO

Commodities

Commodity Importance
Mercury Primary
Gold Primary
Platinum Critical Primary
Iridium Critical Primary
Zirconium Critical Primary

Comments on the commodity information

  • UNVERIFIED REPORT OF PT

Materials information

Materials Type of material
Cinnabar Ore
Gold Ore
Zircon Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -123.46277, 39.07459

Economic information

Ore body information

  • General form STREAM SEDIMENT DEPOSITS

Controls for ore emplacement

  • Stream Hydraulics

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    MURDOCH, JOSEPH, AND WEBB, R.W., 1966, MINERALS OF CALIFORNIA: CENTENNIAL VOLUME (1866-1966): CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 189, P. 149, 229, 291.

  • Deposit

    HANKS, H.G., 1884, CATALOG AND DESCRIPTION OF THE MINERALS OF CALIFORNIA AS FAR AS KNOWN, WITH SPECIAL REFERENCE TO THOSE HAVING AN ECONOMIC VALUE: CALIFORNIA STATE MINING BUREAU 4TH REPORT OF THE STATE MINERALOGIST, V. 4, P. 310, 397.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1975 Gassaway, J.S. U.S. Geological Survey
Updater 01-JAN-1989 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.