The Black Hawk Group is a manganese mine located in Graham county, Arizona at an elevation of 4,501 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: 4,501 Feet (1,372 Meters)
Commodity: Manganese
Lat, Long: 32.79583, -110.13639
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 Hawk Group MRDS details
Site Name
Primary: Black Hawk Group
Commodity
Primary: Manganese
Location
State: Arizona
County: Graham
District: Clark District
Land Status
Land ownership: Private
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
Not available
Workings
Type: Surface
Ownership
Owner Name: W. M. Cater And Associates
Production
Year: 1955
Time Period: 1951 - 1955
Material type: CONC MN
Description: Cp_Grade: ^43 % Mn
Year: 1955
Time Period: 1951 - 1955
Material type: ORE MN
Description: Cp_Grade: ^47.4 % Mn
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1951
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR BANDS, STRINGERS
Structure
Not available
Alterations
Not available
Rocks
Name: Granite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Psilomelane
Ore: Pyrolusite
Gangue: Quartz
Comments
Comment (Development): 5 UNPATENTED CLAIMS. LEASED TO RODHAM AND RUTLEDGE IN 1952, LATER TO SABER MINING CO. IN 1952 A JIG PLANT WAS BUILT AND OPERATED ON AND OFF UNTIL THE MIDDLE OF 1955.
Comment (Deposit): MANY NARROW QUARTZ VEINS, BUT MAJOR OCCURRANCE IS WITHIN FAULT ZONE.
Comment (Deposit): 5 UNPATENTED CLAIMS ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Comment (Production): ITEM ( 8 ) IS HAND SORTED ORE, ITEM ( 9 ) IS JIG CONCENTRATES. THE ENTIRE PRODUCTION FROM THE CLAIMS WAS SHIPPED TO THE GOVERNMENT PURCHASING DEPOT IN DEMING, N.M., AND TOTALED 16.5 LONG TONS OF HAND-SORTED ORE AND 220.5 LONG TONS OF JIG CONCENTRATES. THE SORTED ORE (47.4% MANGANESE) WAS MINED BY J.G. EAST, THE CONCENTRATES (43% MANGANESE) WERE SHIPPED BY RODHAM AND RUTLEDGE AND THE SABER MINING CO.
Comment (Reserve-Resource): LESS THAN 1,000 TONS OF ORE REMAINING ( 1962 -? ).
References
Reference (Deposit): USBM IC 7990, P. 91
Reference (Production): USBM IC 7990 , P. 91
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.
