The Dos Cabezas Placers is a gold mine located in Cochise county, Arizona.
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
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.
Dos Cabezas Placers MRDS details
Site Name
Primary: Dos Cabezas Placers
Commodity
Primary: Gold
Location
State: Arizona
County: Cochise
District: Dos Cabezas District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1947
Discovery Year: 1901
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
Model Name: Placer Au-PGE
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Pleistocene
Analytical Data
Analytical Data: SAMPLING OF GRAVELS TO A DEPTH OF 6 FT ASSAYED $4.08/CY ($35 OZ AU).
Materials
Ore: Gold
Comments
Comment (Commodity): GOLD FOUND IN NEARLY ALL THE CANYONS AROUND DOS CABEZAS.
Comment (Location): LOCATED NORTH AND NORTHEAST OF DOS CABEZAS.
Comment (Development): DISCOVERED IN 1901 AND OPERATED CHIEFLY AS DRY PLACERS UNTIL ABOUT 1947.
Comment (Deposit): ALLUVIUM IN SMALL STREAMS DRAINING AN AREA OF AU (AG-BASE METAL) VEIN DEPOSITS ALONG SOUTHWEST FLANK OF DOS CABEZAS. THE VEINS ARE ASSOCIATED WITH A MAJOR FAULT ZONE. GRAVELS EXTEND TO AT LEAST A DEPTH OF 6 FT AND ARE LOCATED IN GULCHES AND ON PEDIMENTS. THE GOLD IS USUALLY FLAT, RAGGED, AND COARSE. NUGGETS RANGED FROM 1 TO 20 OZ IN SIZE.
Comment (Workings): DRY PLACER USED DRYLAND DREDGE.
References
Reference (Deposit): JOHNSON, M.G., 1972, PLACER GOLD DEPOSITS OF ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 1355, 103 P.
Reference (Other Database): CIMRI
Reference (Production): FIRST CUMULATIVE PRODUCTION FIGURE IS FROM WILSON, 1961; THE SECOND IS FROM JOHNSON, 1972.
Reference (Reserve-Resource): ORRIS AND BLISS, 1985.
Reference (Deposit): WILSON, E.D., 1961, ABM BULL. 168, P. 69.
Reference (Deposit): ORRIS, G.J., AND BLISS, J.D., 1985, GEOLOGIC AND GRADE-VOLUME DATA ON 330 GOLD PLACER DEPOSITS: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-213, 172 P.
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.
