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  3. Mineral Resource Data System (MRDS)

Buchanan

Past Producer in Tuolumne county in California, United States with commodity Gold
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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. Land status
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10077971
MRDS ID W026063
Record type Site
Current site name Buchanan
Related records 10190142

Geographic coordinates

Geographic coordinates: -120.19182, 37.9152 (WGS84)
Elevation 914
Relative position ABOUT 4 MILES S.E. OF TUOLUMNE, ON N. RIDGE ABOVE N. FORK OF TUOLUMNE RIVER

Site location context

Political divisions (FIPS codes)

Tuolumne(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tuolumne(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Tuolumne(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Federal lands

Stanislaus National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Tuolumne

Public Land Survey System information

Meridian Township Range Section Fraction State
001N 016E 26 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Nearby scientific data

(1) -120.19182, 37.9152
ListMap

Economic information

Ore body information

  • Strike NE
    Dip 60 SE

Comments on the geologic information

  • GEOL.DESC: QUARTZ VEIN MATTER LAYERED, FORMING "RIBBON QUARTZ" THAT MAKES-UP THREE SEPARATE BODIES IN A ZONE AVERAGING 20 FT. IN THICKNESS, AND SEPARATED BY BLACK SLATE AND GOUGE. BY 1892 , THREE ORE SHOOTS HAD BEEN DISCOVERED, ALL PITCHING TO THE NE

Economic information about the deposit and operations

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

Land status

Ownership category Private

Workings at the site

  • Type of workings Underground
    Area 8.094HA

Comments on the workings information

  • TWO ADIT LEVELS 100 , 200 FT. FROM SURFACE ( 1934 ); OLDER WORKINGS INCLUDE DEEP INCLINED SHAFT AND WINZE 380 FT AT 500 FT. LEVEL.

Reference information

Bibliographic references

  • Deposit

    IRELAN, WM. JR., 1892 , ELEVENTH REPT. OF THE STATE MINERALOGIST: CMB REPT. 11 , P. 494

  • Deposit

    LOGAN, C.A., 1914 , MINES AND MIN. RES. OF TUOLUMNE COUNTY: CDMG REPT. 14 , P. 60

  • Deposit

    TUCKER, W.B., 1914 , TUOLUMNE COUNTY: CMB REPT. 14 , P. 141

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1978 Albers, J.; Tatkin, T. 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.