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  3. Mineral Resource Data System (MRDS)

West San Xavier Prospect

Occurrence in Pima county in Arizona, United States with commodity 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. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039578
MRDS ID M050364
Record type Site
Current site name West San Xavier Prospect
Alternate or previous names West San Xavier Shaft

Geographic coordinates

Geographic coordinates: -111.0993, 31.97095 (WGS84)
Elevation 1082
Relative position 5 MILES NNW OF TWIN BUTTES

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Twin Buttes(quadrangle 1:24,000 scale)

Sells(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 017S 012E 03,10 Arizona

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Economic information

Geologic structures

Type of structure Local
Structure description E-W Fault, Mine Floor Thrust Fault (N80e, 18 - 38 E)

Ore body information

  • Depth to bottom 45.72M

Controls for ore emplacement

  • E-W Fault (?) Contact. Mine Floor Thrust Controlled Mineralized Fluids.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Pima District

Comments on the production information

  • NO PRODUCTION RECORD.

Workings at the site

  • Type of workings Underground
    Overall depth 76.2M

Comments on the workings information

  • SHAFT WORKINGS.

Reference information

Bibliographic references

  • Deposit

    MITCHAM, T. W., AND ARNOLD, L. C., 1964 , THE WEST SAN XAVIER MINE, KEYS TO A DISTRICT: ARIZONA GEOLOGICAL SOCIETY DIGEST, V. 7 , NOVEMBER 1964 , P. 147 - 151 .

  • Deposit

    RANSOME, F. L., 1922 , ORE DEPOSITS OF THE SIERRITA MTNS., PIMA COUNTY, ARIZONA: USGS BULLETIN 725 .

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.