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  3. Mineral Resource Data System (MRDS)

Summit

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 10097024
MRDS ID M009046
Record type Site
Current site name Summit
Related records 10285446

Geographic coordinates

Geographic coordinates: -123.03636, 39.00959 (WGS84)
Relative position DESCRIBED AS 0.8 MI. BY TRAIL SO OF HIGHEST POINT ON THE LAKEPORT - HOPLAND RD. THIS POINT MAY BE 1200' SW CTR. SEC. 2. IF DEPOSIT IS IN SEC.11 IT IS IN MENDOCINO CO. ON THE SUMMIT OF THE RIDGE W. OF CLEAR LAKE

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Purdys Gardens(quadrangle 1:24,000 scale)

Ukiah(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Russian(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States California Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 013N 011W 02,11 California

Comments on the location information

  • SECTION 2 OR 11 , UTM APPROX.

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result INFERRED ORE GRADE 30 PERCENT MANGANESE

Nearby scientific data

(1) -123.03636, 39.00959
ListMap

Economic information

Ore body information

  • Strike E
    Dip 30 S
    Length 9.14M

Comments on the geologic information

  • GEOL.DESC: MASSIVE RED CHERT WITH VEINLETS AND INTERBEDS OF GOOD GRADE SECONDARY OXIDE ORE, SEPARATED BY AN INCH TO A FOOT OF CHERT. THE CHERT STRIKES E, AND DIPS 30 S. SMALL SCALE FAULTING AND SHEARING IS COMMON.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner Hoyt, A. H.

Comments on the production information

  • NO PRODUCTION

Comments on the workings information

  • OPEN CUT 30 FT. LONG

Reference information

Bibliographic references

  • Deposit

    CALIF. B. 125, 1943, P. 127

  • Deposit

    CALIF. BULL.152, P. 98

General comments

Subject category Comment text
Deposit AVERAGE GRADE OF THE ORE BODY IS ESTIMATED TO BE 30% MANGANESE. TOTAL LENGTH EXPOSED IS 30 FEET. IF THE MAIN HOPLAND IS MEANT THE DEPOSIT MIGHT BE IN SEC. 16 - T. 13N/R. 10W.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-OCT-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.