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Thatcher Creek

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. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10031316
MRDS ID M010003
Record type Site
Current site name Thatcher Creek
Related records 10212432

Geographic coordinates

Geographic coordinates: -123.04943, 39.66819 (WGS84)
Relative position 17 MI. BY TRAIL FROM COVELO, NEAR JUNCTION OF JACKS HOLLOW CREEK WITH THATCHER CREEK.

Site location context

Political divisions (FIPS codes)

Mendocino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Thatcher Ridge(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)

Yuki 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 021N 011W 23 California

Commodities

Commodity Importance
Manganese Critical Tertiary

Materials information

Materials Type of material
Hematite Gangue

Nearby scientific data

(1) -123.04943, 39.66819
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: BODIES OF MANGANIFEROUS IRON ORE ENCLOSED IN GREENSTONE WITH SHARP BUT IRREGULAR CONTACTS. ORE TYPES VARY; COMPACT SILICEOUS HEMATITE ORE, RED BROWN FERRIC OXIDE AND OPALINE SILICA, AND GREEN FERROUS OXIDE AND OPALINE SILICA. MALACHITE AND AZURITE STAINS ARE PRESENT.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category National Forest

Comments on the production information

  • NO COMMERCIAL ORE FOUND. IDLE.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOLOGY, V 49, NO. 4, OCT. 1953, P. 391

  • Deposit

    D.O.M. BULL. 152 1950 PP. 141 - 142

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.