The San Juan Mine is a tungsten mine located in Pima county, Arizona at an elevation of 3,451 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: 3,451 Feet (1,052 Meters)
Commodity: Tungsten
Lat, Long: 31.91333, -111.67083
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 Juan Mine MRDS details
Site Name
Primary: San Juan Mine
Commodity
Primary: Tungsten
Location
State: Arizona
County: Pima
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1952
Discovery Year: 1951
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: LENS/DISCONTINUOUS BAND
Structure
Type: L
Description: Fault Zone
Alterations
Alteration Type: L
Alteration Text: Argillaceous Alteration Products
Rocks
Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: IN 1953 7 SAMPLES CUT ACROSS WIDTH OF THE VEIN FOR 300 FEET LENGTH AVERAGED 0.34 PERCENT W03. THESE WERE TAKEN OVER VEIN WIDTHS RANGING FROM 0.9 TO 14 FEET AND AVERAGED 4.5 FEET
Materials
Ore: Scheelite
Comments
Comment (Deposit): DIP VARIES FROM 30 TO 60 SE.
Comment (Workings): 2 SHAFTS; MOST ORE FROM NORTH SHAFT AND DRIFT ON 32-FOOT LEVEL.
Comment (Geology): QUARTZITIC ROCK METAMORPHOSED TO HORNFELS
Comment (Deposit): THIS RECORD CONTAINS INFORMATION FROM DUPLICATE RECORD D000818 OF JAMES E. ELLIOT WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Comment (Location): UNSURVEYED; LOCATION PROJECTED BY U.S.B.M ON SKETCH MAP.
Comment (Production): PRODUCTION BY COPLEN 1954-56 AMOUNTED TO ABOUT $21,000 AND BY MOUNTAIN STATES URANIUM CO IN 1957 TO ABOUT $7,500
References
Reference (Deposit): DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA, AND SANTA CRUZ COUNTIES, ARIZ.: U.S.B.M. R.I. 5650.
Reference (Deposit): KEITH, S., 1974, INDEX OF MINING PROPERTIES OF PIMA COUNTY, ARIZONA: ABM BULLETIN 189.
Reference (Deposit): 1957 RECON USBM RI 5650
Reference (Deposit): DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA AND SANTA CRUZ COUNTIES: U.S. BUREAU OF MINES, R.I. 5650
Reference (Other Database): CIMRI
Reference (Production): DALE, ETAL, 1960, USBM RI 5650
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.
