1. Mineral Resources
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  3. Mineral Resource Data System (MRDS)

Unnamed Prospect

Occurrence in Graham 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. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039421
MRDS ID M050058
Record type Site
Current site name Unnamed Prospect

Geographic coordinates

Geographic coordinates: -110.42568, 32.7826 (WGS84)
Elevation 1442
Relative position 3.6 MILES NE OF COPPER CREEK, 6.6 MILES SW OF KLONDYKE IN GALIURO MOUNTAINS.

Site location context

Political divisions (FIPS codes)

Graham(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)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Arizona Graham

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 007S 019E 32 Arizona

Commodities

Commodity Importance
Copper Secondary

Comments on the commodity information

  • CHRYSOCOLLA AND MALACHITE OCCUR AS FILMS ON FRACTURE SURFACES. MALACHITE IS SPARSE.

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Galiuro Volcanics Andesite
    Rock description Galiuro Volcanics Andesite

Nearby scientific data

(1) -110.42568, 32.7826
ListMap

Economic information

Geologic structures

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

Ore body information

  • General form TABULAR
    Strike N. 70 W.
    Dip 90

Controls for ore emplacement

  • Vertical Faults

Comments on the geologic information

  • GEOL.DESC: DARK GRAY TO DARK RED PORPHYRITIC OLIVINE ANDESITE IS CUT BY A VERTICAL FRACTURE ZONE. FRACTURE SURFACES ARE MINERALIZED.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Aravaipa District

Comments on the workings information

  • TWO OPENCUTS, 25 AND 30 FT. LONG ON FRACTURE ZONE.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit ANOTHER SLIGHTLY MINERALIZED FAULT EXTENDS N 60 W DIP 90

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-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.