1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Herrick Prospect

Prospect in Lake county in California, United States with commodity Manganese
Map
XML
JSON
KML
D
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 10097022
MRDS ID M008981
Record type Site
Current site name Herrick Prospect
Related records 10236475

Geographic coordinates

Geographic coordinates: -122.68746, 38.77321 (WGS84)
Relative position 3 MI. W. OF MIDDLETOWN

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Whispering Pines(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

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 011N 008W 25 California

Comments on the location information

  • LOCATED IN SE 1/4 SE 1/4 SECTION 25

Commodities

Commodity Importance
Manganese Critical Tertiary

Nearby scientific data

(1) -122.68746, 38.77321
ListMap

Economic information

Ore body information

  • Thickness 0.91M

Comments on the geologic information

  • GEOL.DESC: ORE BODY IS MAINLY SILICEOUS, CONSISTING MOSTLY OF ORIGINAL MASSIVE JASPER VEINED BY QUARTZ AND CUT BY THIN VEINLETS OF MANGANESE OXIDE. A FEW SMALL POCKETS OF OXIDE ARE PRESENT. THE MASSIVE ORE BED IN WELL-BEDDED RED CHERT LIES PARALLEL TO THE BEDDING.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner E. F. Davis And F. S. Hudson

Reference information

Bibliographic references

  • Deposit

    CALIF. B. 76, P. 37

  • Deposit

    CALIF. BULL. 152, P. 93

General comments

Subject category Comment text
Deposit THE MATERIAL EXPOSED IN A SMALL OPEN CUT AT THE TIME OF VISIT, WAS NOT OF SHIPPING GRADE.

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.