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Dutchess Consolidated

Past Producer in Calaveras 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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10029394
MRDS ID M006895
Record type Site
Current site name Dutchess Consolidated
Alternate or previous names Dutchess, Little Dutchess, Hoosier Dutchess, Grand Dutchess

Geographic coordinates

Geographic coordinates: -120.45267, 38.05047 (WGS84)
Elevation 366
Relative position 3 MI WNW OF COLUMBIA NEAR STANISLAUS RIVER W. BANK

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Columbia(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Stanislaus(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(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 Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 002N 014E 05,09 California

Comments on the location information

  • UTM ACC SE 1/4 SEC OF 5 , NW 1/4 SEC 9

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • ABUNDANT SULFIDES, NARROW STRINGERS WITH SMALL BUT HIGH GRADE POCKETS

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result UP TO 8 % PYRITE, $3 - $13 PER TON ASSAYS

Host and associated rocks

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

Nearby scientific data

(1) -120.45267, 38.05047
ListMap

Economic information

Ore body information

  • Strike NE
    Dip 75 NW
    Thickness 3.35M

Comments on the geologic information

  • MICA AND QUARTZ MICA SCHIST TO W., LIMESTONE OF CALAVERAS FMN TO N.

Economic information about the deposit and operations

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

Comments on the production information

  • ACTIVE 1905 , 1914 , 1935 - 1937 ASSAYS IN 1935 WERE SURFACE ONES. NO PRODUCTION RECORD

Workings at the site

  • Type of workings Underground
    Area 36.423HA

Comments on the workings information

  • DEVELOPED BY 3 DRIFT ADITS WITH UPPER BEING 400 FT.; MIDDLE 475 FT., LOWER MORE THAN 1800 FT.

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P. 52 , 148 AND PL B

  • Deposit

    LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF.; JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P. 251 AND 303

  • Production

    CLARK ( 1962 ) , LOGAN ( 1936 )

General comments

Subject category Comment text
Deposit VEIN, FROM 3 - 11 FT IN THICKNESS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Mateik, R.; 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.