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  3. Mineral Resource Data System (MRDS)

Red Hawk Mine

Occurrence in Modoc county in California, United States with commodity Mercury
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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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Economic information about the deposit and operations
  15. Mining district
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10040630
MRDS ID M055480
Record type Site
Current site name Red Hawk Mine
Alternate or previous names Modoc Cinnabar Group
Related records 10237442

Geographic coordinates

Geographic coordinates: -120.30356, 41.90236 (WGS84)
Elevation 1585
Relative position 40 MI NORTHEAST OF ALTURAS, 3 MI EAST OF WILLOW RANCH POST OFFICE

Site location context

Political divisions (FIPS codes)

Modoc(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Willow Ranch(quadrangle 1:24,000 scale)

Cedarville(quadrangle 1:100,000 scale)

Alturas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Goose Lake(hydrologic unit)

Upper Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Modoc

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 046N 014E 25,24 California

Comments on the location information

  • IN SOUTHERN PART OF HIGH GRADE GOLD DISTRICT

Commodities

Commodity Importance
Mercury Primary

Comments on the commodity information

  • BE WAS REPORTED PRESENT IN NONTRONITE-BEARING ROCKS, BUT ANALYSES BY USGS FOUND NONE

Materials information

Materials Type of material
Cinnabar Ore
Hematite Gangue
Nontronite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification

Analytical data

Result 6-8 LB HG/100 LB ORE , FROM TESTS IN 1918

Mineral occurrence model information

Model code 177
USGS model code 27a
Deposit model name Hot-spring Hg

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -120.30356, 41.90236
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Warner Mountains
Type of structure Local
Structure description Fractures

Ore body information

  • General form FISSURE AND CROSS FRACTURE FILLING
    Strike N 20 W
    Dip STEEP
    Width 0.51M

Comments on the geologic information

  • GEOL.DESC: WIDE BRECCIA ZONE

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1917

Mining district

District name Alturas District

Comments on the workings information

  • ADITS, OPEN CUTS, SHALLOW SHAFT

Reference information

Bibliographic references

  • Deposit

    BAILEY, E.H., U.S. GEOLOGICAL SURVEY, PERSONAL FILES

  • Deposit

    HOLMES, G.W., JR., 1965, MERCURY IN CALIFORNIA, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 172-173, 199.

  • Deposit

    BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 78, P. 29-30.

  • Deposit

    ROSS, C.P., 194, SOME QUICKSILVER PROSPECTS IN ADJACENT PARTS OF NEVADA, CALIFORNIA, AND OREGON: U.S. GEOLOGICAL SURVEY BULLETIN 931-B, P. 72.

General comments

Subject category Comment text
Deposit CINNABAR IS ERRATICALLY DISTRIBUTED IN FRACTURES
Deposit MRDS RECORD M055473 HAS BEEN MERGED WITH THIS RECORD AND DELETED

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1975 Gassaway, J. S. U.S. Geological Survey
Updater 01-FEB-1991 Peterson, Jocelyn A. 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.