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  3. Mineral Resource Data System (MRDS)

Lewiston

Producer in Trinity county in California, United States with commodities Gold, Platinum
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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. 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. Mining district
  15. Land status
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10038039
MRDS ID M045302
Record type Site
Current site name Lewiston

Geographic coordinates

Geographic coordinates: -122.80694, 40.74568 (WGS84)
Elevation 580
Location accuracy 1000(meters)
Relative position Est Imated, Est Imated

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lewiston(quadrangle 1:24,000 scale)

Redding(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 033N 008W 05,06,07,08 California

Comments on the location information

  • IN WHISKEYTOWN-SHASTA TRINITY NATIONAL RECREATION AREA WITHIN TRINITY NATIONAL FOREST. ON TRINITY RIVER 4 MI ABOVE LEWISTON. AREA IS NOW BELOW LEWISTON LAKE. LOCATION GIVEN IS COOPER GULCH CAMPGROUND. TOPO MAP DOES NOT SHOW DREDGE TAILINGS

Commodities

Commodity Importance
Gold Primary
Platinum Critical Tertiary

Materials information

Materials Type of material
Gold 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) -122.80694, 40.74568
ListMap

Economic information

Ore body information

  • General form STREAM SEDIMENT DEPOSITS
    Depth to top 0M
    Depth to bottom 12.19M

Controls for ore emplacement

  • Stream Hydraulics

Comments on the geologic information

  • SLATE BEDROCK

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1912

Mining district

District name Trinity River Area

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Trinity Gold Dredging Co.
    First year 1918

Comments on the production information

  • UNVERIFIED BYPRODUCT PT PRODUCTION

Workings at the site

  • Type of workings Surface
    Area 364.23HA

Comments on the workings information

  • DREDGING

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., 1970, PLATINUM: CALIFORNIA DIVISION OF MINES AND GEOLOGY MINERAL INFORMATION SERVICE, V. 23. NO. 6, P. 116.

  • Deposit

    CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 143-144.

  • Deposit

    LOGAN, C.A., 1919, PLATINUM AND ALLIED METALS IN CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 85, P. 35.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-74 Blair, Will N. U.S. Geological Survey
Updater 01-JAN-89 Peterson, Jocelyn A. 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.