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  3. Mineral Resource Data System (MRDS)

Red Ledge Cons

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

Geologic information

Identification information

Deposit ID 10007232
MRDS ID C010872
Record type Site
Current site name Red Ledge Cons
Alternate or previous names South Yuba
Related records 10285640

Geographic coordinates

Geographic coordinates: -121.14882, 39.29461 (WGS84)
Elevation 503
Relative position 1 SSE FRENCH CORRAL

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

French Corral(quadrangle 1:24,000 scale)

Yuba City(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yuba(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 017N 007E 35,36 California

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Secondary

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result EST. ASSAYS 2.12 % CU, $3.34 AU FOR LOW GRADE ORE. $1.92 AU, AG AND 38.2 % CU FOR HIGH GRADE ORE. GOSSAN VALUES FROM $5 - $10 AU/TON.

Host and associated rocks

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

Nearby scientific data

(1) -121.14882, 39.29461
ListMap

Economic information

Ore body information

  • Strike N 45 W
    Dip 60 W
    Depth to top 0M

Comments on the geologic information

  • GOSSAN 500 FT WIDE IN PLACES

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name French Corral

Workings at the site

  • Type of workings Underground
    Length 518.16M

Comments on the workings information

  • 6 ADITS, TUNNELS, CROSSCUTS

Reference information

Bibliographic references

  • Deposit

    MACBOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 248 - 249 .

  • Deposit

    AUBURY, L. E., 1908 , COPPER RESOURCES OF CALIFORNIA: CALIFORNIA STATE MINING BUREAU, BULLETIN NO. 50 , P. 200 .

General comments

Subject category Comment text
Deposit VEINS, RICH IN CU TOWARD HANGING WALL & TU SULFUR TOWARD FOOT WALL.
Deposit PATENTED 107 ACRES. MACBOYLE LOCATES MINE IN R 8 E LATER REFERENCES, HOWEVER, PLACE IT IN R 7 E. APPARENTLY THE RED LEDGE WAS LATER RENAMED AS THE SOUTH YUBA MINE, WHICH CONSISTED OF 6 CLAIMS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Bowman, J. And Albers, J. U.S. Geological Survey PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD
Editor 27-APR-1995 Mosier, Dan 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.