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American Manganese No. 1 and No. 2

Occurrence in Trinity 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10033664
MRDS ID M020291
Record type Site
Current site name American Manganese No. 1 and No. 2
Related records 10117815

Geographic coordinates

Geographic coordinates: -123.36112, 40.61928 (WGS84)
Relative position ALONG THE ROAD TO HYAMPON 16.9 MI. W. OF THE MAYFORK-PEANUT ROAD.

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Halfway Ridge(quadrangle 1:24,000 scale)

Hayfork(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Humboldt 003N 007E 23 California

Comments on the location information

  • LOCATED IN SW 1/4 SECTION 23

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE ESTIMATE 3 TO 5 PERCENT MANGANESE.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Chert
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -123.36112, 40.61928
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Economic information

Ore body information

  • Strike N 65 E
    Dip 60 N

Comments on the geologic information

  • GEOL.DESC: MASSIVE GREEN CHERT BODY 10 FT. THICK CONTAINS MANGANESE STAINS AND COATINGS. MANGANIFEROUS CHERT IS EXPOSED FOR LENGTH OF 6 FT., AND IS INTERBEDDED WITH CHERTY SHALE AND SLATY SHALE WHICH IS 400 FT. THICK. CHERT STRIKES N 65 E AND DIPS 60 N.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 152 1950 P. 302

  • Deposit

    D.O.M. BULL. 125 1943 P. 194

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1978 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.