The Black Diamond Group is a manganese mine located in Pima county, Arizona at an elevation of 2,100 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: 2,100 Feet (640 Meters)
Commodity: Manganese
Lat, Long: 32.48556, -112.11250
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.
Black Diamond Group MRDS details
Site Name
Primary: Black Diamond Group
Commodity
Primary: Manganese
Location
State: Arizona
County: Pima
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Not available
Production
Year: 1955
Description: Ap_Grade: ^16 % Mn
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year Last Production: 1955
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR WITHIN FAULT ZONE
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Psilomelane
Comments
Comment (Location): WITHIN PAPAGO INDIAN RESERVATION, UNSURVEYED
Comment (Deposit): REPLACEMENT AROUND BRECCIA
References
Reference (Deposit): FARNHAM, L. L., STEWART, L. A., AND DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM IC 7990 , P. 114 - 15
Reference (Production): USBM IC 7990 , P. 114 .
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.
