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Little Falls

Occurrence in Lake 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. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10030692
MRDS ID M009014
Record type Site
Current site name Little Falls
Related records 10114963

Geographic coordinates

Geographic coordinates: -122.80469, 38.86432 (WGS84)
Relative position 0.5 MI. FROM THE ROAD ON KELSEY CREEK

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

The Geysers(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Cache(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 012N 009W 25 California

Comments on the location information

  • UTM APPROX

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE LESS THAN 10 PERCENT MANGANESE

Nearby scientific data

(1) -122.80469, 38.86432
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: RED THICK BEDDED CHERT, LOCALLY SHEARED, WITH DARK SHALY MATERIAL ALONG THE SHEAR PLANES, SHOWS MANGANESE STAINED JOINT SURFACES. SMALL QUANTITIES OF ORE APPEAR ON OR NEAR THE SURFACE DUE TO SURFACE CONCENTRATION.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner James Gunn, Jr.

Comments on the production information

  • NO PRODUCTION

Reference information

Bibliographic references

  • Deposit

    CALIF. B. 125, 1943, P. 126

  • Deposit

    CALIF. BULL. 152, P. 93

General comments

Subject category Comment text
Deposit SMALL PIECES OF ORE CAN BE FOUND THAT CONTAIN 30% MANGANESE BUT MOST IS WELL UNDER 10%.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-DEC-1977 Killman, K.; Albers, J. 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.