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La Cholla Placers

Past Producer in La Paz county in Arizona, 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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10102574
MRDS ID M004385
Record type Site
Current site name La Cholla Placers
Alternate or previous names Chappo Placers, Arizona Drift Mine
Related records 10258967

Geographic coordinates

Geographic coordinates: -114.29523, 33.61895 (WGS84)
Elevation 427
Relative position 5 MILES WEST OF QUARTZITE

Site location context

Political divisions (FIPS codes)

La Paz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cunningham Mountain(quadrangle 1:24,000 scale)

Blythe(quadrangle 1:100,000 scale)

Salton Sea(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Tyson Wash(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management AZ)

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

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Arizona La Paz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 003N 020W 01,02,03;13,14,15 Arizona

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
    Stratigraphic age (youngest) Holocene
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -114.29523, 33.61895
ListMap

Economic information

Ore body information

  • Length 8046.5M
    Depth to bottom 12.8M

Controls for ore emplacement

  • The Richest Gold Bearing Gravel Occurs Within A Few Inches Of The Bedrock And Is Particularly Concentrated In The Vicinity Of Reefs And Undulations On The Bedrock Surface, Or Where Boulders Are Abundant

Comments on the geologic information

  • GOLD-QUARTZ VEINS IN THE MOUNTIANS ADJOINING THE PLACER DEPOSITS ARE SOURCE OF THE GOLD

Economic information about the deposit and operations

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

Mining district

District name La Cholla District

Land status

Ownership category BLM Administrative Area

Comments on the production information

  • ACCURATE PRODUCTION FIGURES FOR LA CHOLLA PLACERS ARE NOT AVAILABLE

Workings at the site

  • Type of workings Surface/Underground
    Length 91.44M
    Overall depth 25.6M
    Overall width 8046.5M

Comments on the workings information

  • THE PLACERS ARE DEVELOPED BY OPEN PITS, SHALLOW SHAFTS, AND DRIFTS

Reference information

Bibliographic references

  • Deposit

    BUTLER, G.M.; 1937; ARIZONA GOLD PLACERS AND PLACERING: A.B.M. BULLETIN 142, P. 29

  • Deposit

    ELSING, M.S.; HEINEMAN, R.E.S.; 1936; ARIZONA METAL PRODUCTION: A.B.M. BULLETIN 140, P. 104

  • Deposit

    JOHNSON, M.G.; 1972; PLACER GOLD DEPOSITS OF ARIZONA: U.S.G.S. BULLETIN 1355, P. 28

  • Deposit

    WILSON, E.D.; 1952; ARIZONA GOLD PLACERS AND PLACERING: A.B.M. BULLETIN 160, P. 29

  • Production

    A.B.M. BULLETIN 142, P. 30; A.B.M. BULLETIN 140, P. 104; A.B.M. BULLETIN 160, P. 30

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-OCT-1979 Hall, R. K. (Creasey, S. C.) 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 Arizona resources

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