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  3. Mineral Resource Data System (MRDS)

Flintlock

Occurrence in Nevada 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. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10031909
MRDS ID M011708
Record type Site
Current site name Flintlock
Related records 10261360

Geographic coordinates

Geographic coordinates: -120.80714, 39.37156 (WGS84)
Elevation 1049
Location accuracy 1000(meters)
Relative position NW1/4, Assumed Spot Center Of Nw, Sect. 1

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Washington(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yuba(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Tahoe 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 Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 017N 010E 01 NW California

Comments on the location information

  • LOCATED ON N SIDE OF POORMAN CREEK.

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -120.80714, 39.37156
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1941

Mining district

District name Washington Area

Ownership information

  • Type Operator
    Owner Henry Adams

Comments on the production information

  • ABOUT 10 TONS OF ORE ESTIMATED TO CONTAIN NOT MORE THAN 35 PERCENT CR2O3 MINED BUT NOT SHIPPED.

Comments on the workings information

  • OPEN CUTS.

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 134, PT. III, CHAP. 5, PP. 236, 303, PL. 13

  • Deposit

    SOUTHERN PACIFIC CO., MINERALS FOR INDUSTRY, NORTHERN CALIF., V. 2, P. 17

General comments

Subject category Comment text
Deposit ONE CLAIM. ONE LENS, THE LARGEST, WAS 6 FT. WIDE, 10 FT. LONG, MINED TO DEPTH OF 4 FT.; THE SMALLEST WAS 18 INCHES WIDE, 3 FT. LONG AND HAD BEEN MINED TO A DEPTH OF 2 FEET. SHOWS LITTLE PROMISE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-73 Gere, W. U.S. Geological Survey
Updater 01-AUG-82 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.