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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Alonah Prospect

Occurrence in La Paz county in Arizona, United States with commodities Copper, Iron
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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. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10027701
MRDS ID M003869
Record type Site
Current site name Alonah Prospect
Related records 10113861

Geographic coordinates

Geographic coordinates: -113.87939, 33.41757 (WGS84)
Elevation 671
Relative position ABOUT 5 MILES EAST OF OCOTILLO

Site location context

Political divisions (FIPS codes)

La Paz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Owl Head(quadrangle 1:24,000 scale)

Little Horn Mountains(quadrangle 1:100,000 scale)

Phoenix(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Gila(hydrologic unit)

Lower Gila(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

FWS(Federal land areas administered by FWS)

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 001N 016W 25 Arizona

Comments on the location information

  • LOCATED ON THE KOFA GAME RANGE

Commodities

Commodity Importance
Copper Primary
Iron Tertiary

Materials information

Materials Type of material
Magnetite Ore

Analytical data

Result COPPER CONTENT IS LOW

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -113.87939, 33.41757
ListMap

Economic information

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Ore Occurs Along Shear Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Alamo Springs District

Land status

Ownership category Federal

Comments on the production information

  • NO PRODUCTION RECORD

Comments on the workings information

  • DEVELOPMENTS CONSIST OF SHALLOW HOLES

Reference information

Bibliographic references

  • Deposit

    JONES, E.L. JR; 1915; A RECONNAISSANCE IN THE KOFA MOUNTAINS, ARIZONA: U.S.G.S. BULLETIN 620, P. 164

  • Deposit

    WILSON, E.D.; 1933; GEOLOGY AND MINERAL DEPOSITS OF SOUTHERN YUMA COUNTY, ARIZONA: ARIZ. B.M. BULLETIN 134, P. 120

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-NOV-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.