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H and G

Prospect 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. Ore body information
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10097021
MRDS ID M008965
Record type Site
Current site name H and G

Geographic coordinates

Geographic coordinates: -122.62024, 39.01932 (WGS84)
Relative position 8.8 MI. N. OF LOWER LAKE, 43 MI. FROM CALISTOGA.

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Benmore Canyon(quadrangle 1:24,000 scale)

Lakeport(quadrangle 1:100,000 scale)

Ukiah(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 014N 007W 34 California

Comments on the location information

  • UTM APPROX

Commodities

Commodity Importance
Manganese Critical Tertiary

Nearby scientific data

(1) -122.62024, 39.01932
ListMap

Economic information

Ore body information

  • Strike N 75 W
    Dip 30 S
    Thickness 0.61M

Comments on the geologic information

  • GEOL.DESC: ORE BODY LIES PARALLEL TO BEDDING OF ENCLOSING CHERT, WHICH STRIKE N 75 W AND DIP 30 S. THE ORE BODY IS 2 FT. THICK, IS HIGH IN SILICA (40 PERCENT) AND LOW IN MANGANESE. THE ORE BODY IS UNDERLAIN BY THIN BEDDED CHERT SEPARATED BY THIN PARTINGS OF BLACK MANGANESE OXIDE AND OVERLAIN BY THIN BEDDED WHITE CHERTS WITH ONLY A TRACE OF MANGANESE.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner Jack Labree, L. Evans

Comments on the production information

  • NO PRODUCTION

Comments on the workings information

  • OPEN CUT

Reference information

Bibliographic references

  • Deposit

    CALIF. B. 125, 1943, P. 126

  • Deposit

    CALIF. BULL. 152, PP. 93-94

General comments

Subject category Comment text
Deposit PROSPECT ON TOPO MAP IS POSSIBLY THIS PROSPECT. THE ORE BODY IS 2 FT. THICK AND IS LOW IN MANGANESE AND HIGH IN SILICA.

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.