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

Unnamed Prospect

Occurrence in Pinal 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. Commodities
  6. Materials information
  7. Alteration
  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. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039996
MRDS ID M051239
Record type Site
Current site name Unnamed Prospect

Geographic coordinates

Geographic coordinates: -111.36042, 32.82677 (WGS84)

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Picacho Reservoir SE(quadrangle 1:24,000 scale)

Casa Grande(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Gila(hydrologic unit)

Middle Gila(hydrologic accounting unit)

Middle Gila(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 Pinal

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Malachite Ore

Alteration

  • (Local) Qtz-Ser-Pyr

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -111.36042, 32.82677
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Fault Zone - Ore Contact

Ore body information

  • Strike N. 20 DEG E
    Dip 65 DEG N.W.
    Thickness 0.03M

Controls for ore emplacement

  • Fault

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Picacho District

Comments on the workings information

  • ADIT.

Reference information

Bibliographic references

  • Deposit

    W. YEEND, FILED EXAM

General comments

Subject category Comment text
Deposit VEIN OCCURS IN FAULT ZONE.
Deposit ADIT GOES IN FOLLOWING FAULT ZONE AN UNDETERMINED LENGTH - A LARGE RATTLESNAKE COILED WITHIN THE PORTAL WAS RELUCTANT TO ALLOW ADMITTANCE TO VISITORS ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1976 Yeend, Warren 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.