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Mclaughlin Blands Cove

Occurrence in Mendocino 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. Materials information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Land status
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10031328
MRDS ID M010017
Record type Site
Current site name Mclaughlin Blands Cove
Related records 10187675

Geographic coordinates

Geographic coordinates: -123.05499, 39.91264 (WGS84)

Site location context

Political divisions (FIPS codes)

Mendocino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Leech Lake Mountain(quadrangle 1:24,000 scale)

Covelo(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Fork Eel(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Mendocino National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Yolla Bolly-Middle Eel Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Mendocino

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 024N 011W 26,23 California

Comments on the location information

  • 9 CLAIMS, SEE CARD 26 FOR THIS TOWNSHIP, UTM APPROX

Commodities

Commodity Importance
Manganese Critical Tertiary

Materials information

Materials Type of material
Psilomelane Ore
Pyrolusite Ore
Wad Ore

Nearby scientific data

(1) -123.05499, 39.91264
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: ORE LENS IN METAMORPHOSED THIN BEDDED CHERT AND MASSIVE CHERT. THE CHERTS ARE FAULTED AND FOLDED. THE ORE IS BLACK MANGANESE OXIDE AT THE SURFACE, AND MANGANESE CARBONATE AT DEPTH. SOME ORE VEINS AND BEDS ARE PYROLUSITE, PSILOMELANE AND WAD. CHERT IS SOMETIMES STAINED WITH MANGANESE OXIDES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner D. D. Mclaughlin

Comments on the production information

  • ORE EXPOSED AT SURFACE OF CUT IS LARGELY BLACK MANGANESE OXIDE OF EXCELLENT QUALITY. ORE EXPOSED AT ANOTHER LOCALITY APPEARS TO BE OF EXCELLENT QUALITY; OTHER EXPOSURES ON THE SITE INDICATE LITTLE IF ANY ORE OF COMMERCIAL QUALITY. 9 CLAIMS.

Comments on the workings information

  • OPEN CUTS.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOLOGY, V. 49, NO. 4, OCT. 1953, P. 388

  • Deposit

    D.O.M. BULL. 152, P. 131

  • Deposit

    BULL 179, FIG. 12.

General comments

Subject category Comment text
Deposit DESCRIPTION OF THIS DEPOSITS LOCATION IN BULL. 152, P. 191 SUGGESTS THAT THERE IS MANGANESE IN THE SOUTHERN PART OF SEC. 23 ALSO.

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.