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  3. Mineral Resource Data System (MRDS)

Unnamed Prospect 101-56, 101-57

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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039750
MRDS ID M050767
Record type Site
Current site name Unnamed Prospect 101-56, 101-57

Geographic coordinates

Geographic coordinates: -111.11708, 32.19511 (WGS84)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cat Mountain(quadrangle 1:24,000 scale)

Silver Bell Mountains(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Brawley Wash(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 14S 12E 21 Arizona

Commodities

Commodity Importance
Copper Tertiary

Alteration

  • (Local) Quartz-Sericite-Pyrite

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Arkose

Nearby scientific data

(1) -111.11708, 32.19511
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Economic information

Geologic structures

Type of structure Local
Structure description Vein May Parallel Bedding

Ore body information

  • Strike S80E
    Dip 34S
    Thickness 0.02M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Amole District

Land status

Ownership category National Park

Comments on the workings information

  • 2 PITS 20M APART; ANOTHER PIT & SHAFT WITHIN 50M TO S&SW

Reference information

Bibliographic references

  • Deposit

    ASHLEY, R. P., 1974 , FIELD EXAM

General comments

Subject category Comment text
Deposit VEIN IS VUGGY QUARTZ WITH SUBSTANTIAL VUG SPACE FILLED WITH YELLOW-BROWN AND BLACK LIMONITE. CU SILICATE OCCURS MAINLY IN JOINTS ON FOOTWALL SIDE OF VEIN. PIT AND SHAFT TO S AND SW, RESPECTIVELY, HAVE NO MINERALIZATION; BEDDING IN SHAFT IS S85W, 25S, INDICATING VEIN(S) MAY BE PARALLEL OR SUBPARALLEL TO BEDDING. NOT CERTIAN WHETHER 2 MAIN PROSPECT PITS EXPOSE THE SAME VEIN OR TWO SEPARATE VEINS. ; INFO.SRC : 3 FIELD OBSERV

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1974 Ashley, Roger P. U.S. Geological Survey
Updater 01-FEB-1980 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.

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.