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  3. Mineral Resource Data System (MRDS)

Red Elephant

Past Producer in Lake 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. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Ownership information
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10040779
MRDS ID M055649
Record type Site
Current site name Red Elephant

Geographic coordinates

Geographic coordinates: -122.40413, 38.8346 (WGS84)
Elevation 671
Relative position 20 MI SE OF LOWER LAKE

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jericho Valley(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011N 005W 03 California

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Mercury Ore
Calcite Gangue
Dolomite Gangue
Marcasite Gangue
Pyrite Gangue

Alteration

  • (Local) Silica Carbonate Alteration Of Serpentine

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -122.40413, 38.8346
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Local Shear

Ore body information

  • Strike N 70 W
    Dip 45 NE

Controls for ore emplacement

  • Silica Carbonate Rock, Gouge Along Shear

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1898
Year of first production 1929
Production years 1929 - 1931, 1934 - 1935, 1942

Mining district

District name Knoxville

Ownership information

  • Type Owner
    Owner Gradina, Z.

Production statistics

  • Year 1962
    Period To 1962
    Material HG
    Accuracy Estimate
    Description Cp_Grade: ^10 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Mercury Mercury 4518g/mt

Workings at the site

  • Type of workings Underground
    Length 548.64M
    Overall depth 32.92M

Comments on the workings information

  • WORKINGS NOW CAVED AND FLOODED

Reference information

Bibliographic references

  • Deposit

    HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    AVERITT, P., 1945, QUICKSILVER DEPOSITS OF THE KNOXVILLE DISTRICT, NAPA, YOLO, AND LAKE COUNTIES, CALIF.: CJMG, V. 41, P. 65-89

  • Deposit

    BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.

  • Deposit

    5) RANSOME, A.L. AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG, V. 35, P. 353-558

  • Production

    USBM DATA

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.