The Greenback Mine is a gold mine located in Pinal county, Arizona at an elevation of 2,175 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: 2,175 Feet (663 Meters)
Commodity: Gold
Lat, Long: 32.51778, -112.16250
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.
Greenback Mine MRDS details
Site Name
Primary: Greenback Mine
Commodity
Primary: Gold
Secondary: Copper
Secondary: Silver
Location
State: Arizona
County: Pinal
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1939
Year Last Production: 1940
Discovery Year: 1895
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: LENSES
Structure
Type: R
Description: Nw And Ne Trending Fault Zones, E-W Trending Fault Zones
Type: L
Description: E-W Trending Fault Zone Through Mine. 2 Parallel Nw Trending Faults 1/3 Mile Sw Of Mine
Alterations
Not available
Rocks
Name: Dacite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Dacite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Dacite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene
Name: Dacite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Gold
Ore: Chrysocolla
Ore: Malachite
Gangue: Quartz
Comments
Comment (Location): LOCATED ON THE NORTH SLOPE OF THE CIMARRON MOUNTAINS
Comment (Deposit): Discovery Year: 1890'S
Comment (Workings): WORKINGS INCLUDE PINAL SHAFT (688 FT DEEP ON A 50 DEGREE INCLINE), GREEN BACK SHAFT (100 FT DEEP ON A 40 DEGREE INCLINE)
Comment (Geology): IN TERTIARY VOLCANIC ROCKS, YOUNGER MINERALIZATION THAN IN VEKOL DISTRICT AND COPPEROSITY MINE TO THE NE.
Comment (Development): PREVIOUS OWNERS/OPERATORS INCLUDE HUMPHREY (1916), PAUL HINSHAW (1917-1919), PINAL GRANDE MINING CO (PAUL HINSHAW) (1919-1924), GREENBACK GOLD MINING CO. (PAUL HINSHAW AND FRANK ROYER) (1924-1926), WESLEY OATES (1932), FRANK M. LEONARD (1932-?), RAMON ANDRADE (1939-40); ADDITIONAL CLAIMS WERE ADDED TO THE ORIGINAL 10 LOCATED IN 1916 INCLUDING 17 CLAIMS IN 1917, GREENBACK GROUP OF 20 CLAIMS IN 1918, SILVER QUEEN GROUP (VINDICATOR GOLD MINING PROPERTY) IN 1921
References
Reference (Deposit): ABGMT CLIPPINGS FILES
Reference (Deposit): ABGMT-USBM FILE DATA
Reference (Deposit): ADMR FILE DATA
Reference (Deposit): USGS MF-931
Reference (Deposit): TENNEY, JAMES, HISTORY OF MINING IN AZ 1927-29, P. 340-342
Reference (Deposit): TENNEY, J.B., ECONOMIC GEOLOGICAL RECONNAISSANCE OF CASA GRANDE MINING DISTRICT, AZ BUREAU OF MINES, 1934
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.
