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. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10039470
MRDS ID M050131
Record type Site
Current site name Unnamed Prospect

Geographic coordinates

Geographic coordinates: -110.48429, 32.75871 (WGS84)
Elevation 1341
Relative position ONE-HALF MILE NORTH OF TOWN OF COPPER CREEK ON LINE BETWEEN SEC. 3 AND 10, NEAR COMMON CORNER OF SECS. 2, 3, 10, 11.

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Oak Grove Canyon(quadrangle 1:24,000 scale)

Mammoth(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008S 018E 02,03,10,11 Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Copper Primary

Comments on the commodity information

  • MALACHITE OCCURS IN VERY MINOR AMOUNTS.

Materials information

Materials Type of material
Malachite Ore
Chlorite Gangue
Quartz Gangue
Sericite Gangue
Specularite Gangue
Tourmaline Gangue

Alteration

  • (Local) Sericitization, Chloritization Of Granodiorite.

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Copper Creek Granodiorite
    Rock description Copper Creek Granodiorite
    Stratigraphic age (youngest) Paleocene

Nearby scientific data

(1) -110.48429, 32.75871
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Block Faulting Trending Nnw. ; Reg.Trends: Minor Pre-Cretaceous Folds Trending E And Ne. Major Post-Cretaceous Faults Trending Nnw.
Type of structure Local
Structure description Breccia Pipe.

Ore body information

  • General form PIPE
    Length 60.96M
    Width 60.96M

Controls for ore emplacement

  • Breccia Pipe.

Comments on the geologic information

  • GEOL.DESC: BRECCIA FRAGMENTS GENERALLY LESS THAN 6 INCHES ACROSS. STRONGLY ALTERED TO QUARTZ SERICITE, CHLORITE, IRON OXIDE. PIPE IS SURROUNDED BY 15 FT. ZONE OF FRACTURED GRANODIORITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Bunker Hill District

Land status

Ownership category Private

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit PIPE IS NEARLY CIRCULAR IN PLAN, 150-200 FT. IN DIAMETER.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Bergquist, Joel R. 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.