The San Xavier Extension Mine is a copper and silver mine located in Pima county, Arizona at an elevation of 3,550 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
Elevation: 3,550 Feet (1,082 Meters)
Commodity: Copper, Silver
Lat, Long: 31.97389, -111.09583
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.
San Xavier Extension Mine MRDS details
Site Name
Primary: San Xavier Extension Mine
Secondary: Red Oxide
Secondary: Wakefield Groups
Commodity
Primary: Copper
Primary: Silver
Secondary: Lead
Secondary: Zinc
Secondary: Gold
Tertiary: Bismuth
Tertiary: Manganese
Tertiary: Nickel
Tertiary: Cobalt
Tertiary: Molybdenum
Tertiary: Cadmium
Location
State: Arizona
County: Pima
District: Pima District
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Asarco (American Smelting And Refining Co.)
Production
Year: 1919
Time Period: 1917 - 19
Material type: ORE
Description: Cp_Grade: ^10 % Zn, 2 % Pb, 7 Oz Ag/Ton, 1 % Cu, Minor Au
Year: 1919
Material type: ORE
Description: Ap_Grade: ^4 % Cu, 2 Oz Ag/Ton
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR SHOOTS, LENSES
Structure
Type: L
Description: Many Ne-Trending Faults.
Alterations
Not available
Rocks
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Permian
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Galena
Ore: Chalcopyrite
Ore: Sphalerite
Comments
Comment (Commodity): COMMODITY SUBTYPES TRACE ELEMENTS IN SPHALERITE AND CHALCOPYRITE
Comment (Workings): SHAFT OPERATIONS.
Comment (Location): SW 1/4 SECTION 2 , SE 1/4 SECTION 3 .
Comment (Production): ( 2 , 3 ) ARE CALCULATED FROM ( 1 ).
Comment (Geology): THIS TYPE OF ORE PROBABLY REPRESENTS AN INTERMEDIATE ZONE OF MINERALIZATION BETWEEN CU-GARNET ORES OF MINERAL HILL AREA AND PB-ZN-AG ORES OF SAN XAVIER MINE.
Comment (Deposit): SAN XAVIER IS NOW PART OF THE MISSION COMPLEX. SEE RECORD MO50387. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
References
Reference (Deposit): KEITH, S. B., 1974 , INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189 , P. 131 .
Reference (Deposit): MAYUGA, M. N., 1942 , THE GEOLOGY AND ORE DEPOSITS OF THE HELMET PEAK AREA, PIMA COUNTY, ARIZONA: UNIV. ARIZ., PHD THESIS, P. 117 .
Reference (Deposit): WILSON, E. D., 1950 , ARIZONA ZINC AND LEAD DEPOSITS PART 1 : ARIZONA BUREAU OF MINES BULLETIN 156 , P. 47 - 48 .
Reference (Deposit): NMBM AND MIN RES BULL 65, P16, 30.
Reference (Production): ( 8 ) ABM BULLETIN 189 , P. 137 . ( 1 , 2 , 3 ) MAYUGA, 1942 .
Arizona Gold
"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.
