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Lyford

Past Producer in Mono county in California, United States with commodities Silver, Lead, 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. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10101185
MRDS ID C010590
Record type Site
Current site name Lyford
Alternate or previous names Lynford
Related records 10237187

Geographic coordinates

Geographic coordinates: -118.48401, 37.77937 (WGS84)
Elevation 1951
Relative position HEAD OF LYNFORD GL. ON BLIND SPRING HILL

Site location context

Political divisions (FIPS codes)

Mono(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Benton(quadrangle 1:24,000 scale)

Benton Range(quadrangle 1:100,000 scale)

Mariposa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Crowley Lake(hydrologic unit)

Mono-Owens Lakes(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California Mono

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 002S 032E 18 California

Comments on the location information

  • UTM ACC. N 1/2 SE 1/4

Commodities

Commodity Importance
Silver Primary
Lead Secondary
Copper Secondary

Materials information

Materials Type of material
Cerussite Ore
Chalcopyrite Ore
Galena Ore
Pyrargyrite Ore
Stephanite Ore
Stromeyerite Ore
Tetrahedrite Ore
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -118.48401, 37.77937
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Fault, N 45 W, Dipping N, Cuts Vein. Fault Is 50 Ft. Wide, Filled W/Breccia Having Nearly White Clay Casings, Showing Slickenside Surfaces And Striations.

Ore body information

  • General form IRREGULAR LENSES
    Strike N 15 W
    Dip 20 - 35 E
    Thickness 0.91M

Economic information about the deposit and operations

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

Land status

Ownership category National Forest

Comments on the production information

  • LYFORD IS CREDITED WITH A PRODUCTION OF OVER $200,000 IN SILVER. NO OFFICAL PRODUCTION RECORD FOUND.

Comments on the workings information

  • 400 FT. TUNNEL W/2 SHORTER TUNNELS, 100 FT. AND 250 FT. IN LENGTH. ORE IN TUNNEL ENDS AT FAULT. 500 FT. CROSSCUT.

Reference information

Bibliographic references

  • Deposit

    GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 53 , NOS. 3 & 4 , P. 563 .

  • Deposit

    TUCKER, W. B., AND SAMPSON, R. J., 1940 , MINERAL RESOURCES OF MONO COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 36 , NO. 2 , P. 144 - 145 , PL. 1 .

  • Production

    GOODWIN ( 1957 )

General comments

Subject category Comment text
Deposit VEIN 1 - 3 FT. THICK
Deposit 5 CLAIMS ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1979 Nelson, Scott C. (Albers, John, P.) 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.