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Armstrong No. 1 Prospect

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 10033665
MRDS ID M020293
Record type Site
Current site name Armstrong No. 1 Prospect

Geographic coordinates

Geographic coordinates: -123.30778, 40.19541 (WGS84)
Elevation 1067
Relative position ON THE E. SIDE OF A PEAK, ONE MI. S. W. OF DOUBLE A. RANCH ON THE S. W. SIDE OF MAD RIVER, 70 MI. FROM RAILROAD AT CARLOTTA.

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Shannon Butte(quadrangle 1:24,000 scale)

Garberville(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mad-Redwood(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Six Rivers 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 003S 008E 19 California

Comments on the location information

  • LOCATED IN NE 1/4 SECTION 19

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE ABOUT 15 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) -123.30778, 40.19541
ListMap

Economic information

Ore body information

  • Thickness 0.61M

Comments on the geologic information

  • GEOL.DESC: 2 FT. BED OF LOW GRADE SILICEOUS ORE IN MASSIVE REEF OF WHITE CHERT

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.