Black Eagle

Past Producer in Riverside county in California, United States with commodities Lead, Silver, Copper, Gold
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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10008129
MRDS ID D000049
Record type Site
Current site name Black Eagle

Geographic coordinates

Geographic coordinates: -115.55304, 33.88171 (WGS84)
Elevation 640
Relative position NE. PART OF EAGLE MTN.

Site location context

Political divisions (FIPS codes)

Riverside(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Placer Canyon(quadrangle 1:24,000 scale)

Eagle Mountains(quadrangle 1:100,000 scale)

Salton Sea(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Mojave(hydrologic unit)

Southern Mojave(hydrologic accounting unit)

Southern Mojave-Salton Sea(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Riverside

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 003S 013E 25 California

Commodities

Commodity Importance
Lead Primary
Silver Primary
Copper Secondary
Gold Secondary

Materials information

Materials Type of material
Anglesite Ore
Cuprite Ore
Galena Ore
Quartz Gangue

Analytical data

Result AU: .30 OZ/TON, AG: 5.8 OZ/TON, CU: 2 - 6 %, PB: 4 - 9 %.

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -115.55304, 33.88171

Economic information

Ore body information

  • Strike N 70 W
    Dip 85 N
    Width 4.57M

Controls for ore emplacement

  • Fault Fracture

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No
Production years 1935 - 1940 , 1939 - 50 1952

Mining district

District name Eagle Mtns.

Comments on the production information

  • BOTH PRODUCTION PERIODS WERE OF ORE AND CONCENTRATES, SMELTER RECOVERY AVERAGED 7.58 % PB, 3.08 OZ AG, .4 % CU, SOME GOLD.

Workings at the site

  • Type of workings Underground
    Length 1219.2M
    Overall depth 167.64M

Comments on the workings information

  • 550 FT. VERTICAL SHAFT, 2,700 FT. OF DRIFTS AND 750 FT. OF RAISES

Reference information

Bibliographic references

  • Deposit

    GOODWIN, J.G., 1957 : LEAD AND ZINC IN CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NOS. 3 & 4 ; DIV. OF MINES, P. 600

  • Deposit

    TUCKER, W.B. AND SAMPSON, R.J., 1929 : RIVERSIDE COUNTY: 25TH REPT. STATE MIN.; DIV. OF MINES, P. 474 - 476

  • Deposit

    TUCKER, W.B., AND SAMPSON, R.J., 1945 ; MINERAL RESOURCES, RIVERSIDE COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 41 , NO. 3 : DIV. OF MINES, P. 146 - 147 .

  • Production

    GOODWIN, J.G., 1957 , P. 600

General comments

Subject category Comment text
Deposit TWO VEINS; THE BLACK EAGLE VEIN IS THE VEIN, APPROXIMATELY IN THE MIDDLE OF MALETA NO. 2 CLAIM IT INTERSECTS WITH SECOND VEIN. THIS INTERSECTION SHOWS A MINERALIZED FRACTURE AT LEAST 15 FT. IN WIDTH.
Deposit COMPRISED OF 200 ACRES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1973 Fischer, Richard P. U.S. Geological Survey
Updater 02-OCT-1991 Fraticelli, L. A. (Albers, J.) U.S. Geological Survey HOST ROCK FIXED, HOST ROCK DELETED FROM IGNEOUS ROCK TYPE.
Editor 27-APR-1995 Mosier, Dan U.S. Geological Survey PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD

Beyond USGS

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

External references

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.