Unnamed Prospect

The Unnamed Prospect is a copper mine located in Pinal county, Arizona at an elevation of 4,199 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Unnamed Prospect  

State:  Arizona

County:  Pinal

Elevation: 4,199 Feet (1,280 Meters)

Commodity: Copper

Lat, Long: 32.75417, -110.48306

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Unnamed Prospect

Unnamed Prospect MRDS details

Site Name

Primary: Unnamed Prospect


Commodity

Primary: Copper


Location

State: Arizona
County: Pinal
District: Bunker Hill District


Land Status

Land ownership: Federal
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland


Mineral Deposit Model

Not available


Orebody

Form: PIPE


Structure

Type: R
Description: Block Faulting Trending Nnw. ; Reg.Trends: Minor Pre-Cretaceous Folds Trending E And Ne. Major Post-Cretaceous Faulting Trending Nnw.

Type: L
Description: Breccia Pipe.


Alterations

Alteration Type: L
Alteration Text: Chloritization, Sericitization.


Rocks

Name: Diorite
Role: Host
Age Type: Host Rock Unit
Age Young: Paleocene


Analytical Data

Not available


Materials

Ore: Chalcopyrite
Gangue: Quartz
Gangue: Chlorite
Gangue: Sericite
Gangue: Tourmaline


Comments

Comment (Commodity): COPPER STAIN, BUT DEPOSIT APPEARS BARREN.

Comment (Location): INFO FROM LAND.ST :(1964)

Comment (Deposit): GRANODIORITE CUT BY CHLORITE ZONES WHICH ARE FILMED WITH COPPER STAIN. AT DEPTH, PIPE IS NEARLY CIRCULAR AND 25-30 FT. DIAMETER.

Comment (Workings): 1 SHORT ADIT, 1 600FT. ADIT, 2 SHORT DRIFTS

Comment (Geology): GEOL.DESC: BRECCIA CONSISTS OF VARIOUS-SIZED GRANODIORITE FRAGMENTS. SOME ROUNDING. BRECCIA WEAKLY COPPER-STAINED.


References

Reference (Deposit): SIMONS, F.S., 1964, U.S. GEOLOGICAL SURVEY PROF. PAPER 461

Reference (Deposit): 1964 GEOLMAP SIMONS, F.S., PROF. PAPER 461

Reference (Other Database): CIMRI

Reference (Production): SIMONS, F.S., 1964.


Arizona Gold

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"Where to Find Gold in Arizona" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Arizona.