Western Mining History
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Pima

The Pima is a copper mine located in Pima county, Arizona at an elevation of 3,353 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: Pima

State:  Arizona

County:  Pima

Elevation: 3,353 Feet (1,022 Meters)

Commodity: Copper

Lat, Long: 31.9886, -111.07190

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 Pima

Pima MRDS details

Site Name

Primary: Pima

Commodity

Primary: Copper
Secondary: Molybdenum
Secondary: Silver

Location

State: Arizona
County: Pima
District: Pima

Land Status

Land ownership: Mixed
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

Type: State Lease
Type: Patented

Workings

Not available

Ownership

Owner Name: Asarco (American Smelting And Refining Co.)
Percent: 100.0
Home Office: 180 Maiden Lane, New York, N Y 10038
Info Year: 1987

Production

Year: 1982
Description: 19,690 Mt Cu & 178,460 Kgs Mo 4628000 Mtpy Ore
 Year: 1981
Description: 0.46% Cu, Mos2 Grade Not Given 10400000 Mt Ore
 Year: 1980
Description: 0.49% Cu, 0.023% Mos2 6630000 Mt Ore
 Year: 1979
Description: 0.46% Cu, 0.021% Mos2 2290000 Mt Ore
 Year: 1977
Description: 0.49% Cu (Estimated Grade), 0.017% Mos2 12800000 Mt Ore

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Surface
Mining Method: Unknown
Year First Production: 1957
Discovery Year: 1951
Years of Production:
Organization:
Significant: N
Deposit Size: L

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Not available

Analytical Data

Not available

Materials

Unknown: Chalcopyrite
Unknown: Molybdenite

Comments

Not available

References

Reference (Reserve-Resource): MAKES LONG STEEP HAUL, JUNE, 1977, PP. 104-105.

Reference (Reserve-Resource): STANDARD OIL COMPANY (INDIANA) 1982 ANNUAL REPORT, 1983,

Reference (Reserve-Resource): P 34.

Reference (Reserve-Resource): ENGINEERING AND MINING JOURNAL. LARGE TRUCK FLEET AT PIMA

Reference (Reserve-Resource): MAKES LONG STEEP HAUL, JUNE 1977, PP. 104-105.

Reference (Deposit): MINING

Reference (Deposit): PAYDIRT, PIMA MINE'S INCREASED PRODUCTION ON STREAM,

Reference (Deposit): HEINRICHS, W.E., JR., PIMA DISTRICT, ARIZONA, A HISTORICAL

Reference (Geology): GEOLOGY AND HISTORY

Reference (Geology): COOPER, J.R., SOME GEOLOGIC FEATURES OF THE PIMA MINING

Reference (Geology): DISTRICT, PIMA COUNTY, ARIZONA, U.S.G.S. BULL. 1112-C,

Reference (Geology): 1960, 103 PP.

Reference (Deposit): JANUARY 29, 1973, PP. 1,3.

Reference (Deposit): SKILLINGS, DAVID N., JR., PIMA MINING COMPANY, SKILLINGS

Reference (Deposit): MINING REVIEW, V. 61, NO. 12, MARCH 18, 1972, PP. 16-9.

Reference (Deposit): SKILLINGS MINING REVIEW, EXPANSION AND IMPROVEMENT AT PIMA

Reference (Deposit): COPPER MINE, V. 62, NO. 37, SEPT. 15, 1973, PP. 1, 8-10.

Reference (Deposit): MILLING

Reference (Deposit): BASSAREAR, J.H., AND H.W. SORSTOKKE, PIMA EXPANSION FOUR

Reference (Deposit): USES SEMIAUTOGENOUS GRIND, AIME TRANS., V. 254,

Reference (Deposit): DECEMBER, 1963, PP. 297-300; MINING ENGR., MAY, 1973,

Reference (Deposit): PP. 37-9.

Reference (Deposit): COBURN, JAMES, ET.AL., CYPRUS PIMA MINING COMPANY, PRES.

Reference (Deposit): AT ARIZONA AIME SPRING MEETING, MINERAL PROCESSING DIV.,

Reference (Deposit): TUCSON, ARIZONA, MAY 17, 1974, 29 PP.

Reference (Deposit): DAYTON, STAN, THE QUIET REVOLUTION IN THE WIDE WORLD OF

Reference (Deposit): MINERAL PROCESSING, E & MJ, JUNE, 1975, PP. 87-8.

Reference (Deposit): ENGR. AND MIN. JOURNAL, E & MJ FLOWSHEET PORTFOLIO, JUNE,

Reference (Deposit): 1975, PP. 87-8.

Reference (Deposit): HEINRICHS, W.E., JR., AND R.C. THURMOND, A CASE HISTORY OF

Reference (Deposit): THE GEOPHYSICAL DISCOVERY OF THE PIMA MINE, PIMA COUNTY,

Reference (Deposit): AND ECONOMIC PERSPECTIVE, AIME 105TH ANNUAL MEETING, LAS

Reference (Deposit): VEGAS, NEVADA, FEBRUARY, 1976, 15 PP.

Reference (Deposit): ARIZONA, GEOPHYSICS, V. 19, NO. 3, JULY, 1954, PP. 600-12.

Reference (Deposit): MINING WORLD, USE OF GEOPHYSICS PAYS OFF AT PIMA WITH DIS-

Reference (Deposit): CLOSURE OF COPPER OREBODY, OCTOBER, 1954, PP. 42-5.

Reference (Reserve-Resource): ENGINEERING AND MIN. J., JUNE, 1977, P. 104.

Reference (Reserve-Resource): RESERVES AND QUANTITY

Reference (Reserve-Resource): ENGINEERING AND MINING JOURNAL, LARGE TRUCK FLEET AT PIMA

Arizona Gold

Where to Find Gold in Arizona

"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.