Columbia Mine Group

The Columbia Mine Group is a copper and silver mine located in Pima county, Arizona at an elevation of 3,127 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

Name: Columbia Mine Group  

State:  Arizona

County:  Pima

Elevation: 3,127 Feet (953 Meters)

Commodity: Copper, Silver

Lat, Long: 32.05833, -111.78750

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.


Satelite image of the Columbia Mine Group

Columbia Mine Group MRDS details

Site Name

Primary: Columbia Mine Group


Commodity

Primary: Copper
Primary: Silver
Secondary: Gold


Location

State: Arizona
County: Pima


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1907
Year Last Production: 1907
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Not available


Mineral Deposit Model

Not available


Orebody

Form: IRREGULAR


Structure

Not available


Alterations

Not available


Rocks

Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene


Analytical Data

Not available


Materials

Ore: Copper
Ore: Chalcocite


Comments

Comment (Location): S CENTER SECTION 1 PAPAGO INDIAN RESERVATION

Comment (Production): A SMALL AMOUNT OF ORE WAS PRODUCED IN 1907 THAT RAN 19% CU, 29 OZ/TON AG, AND 0.1 OZ/TON AU.

Comment (Workings): TUNNEL WORKINGS

Comment (Development): OPERATORS INCLUDED PAPAGO COPPER CO

Comment (Location): LOCATION IS GENERAL FOR PLACER AREA

Comment (Deposit): MINOR CINNABAR IS PRESENT. GOLD THE SIZE OF MUSTARD SEED TO 0.15 OZ WAS COMMON; SEVERAL NUGGETS OF 0.73 OZ RECOVERED. SOURCE OF GOLD BELIEVED TO BE TOURMALINE-QUARTZ VEINS IN PRECAMBRIAN ROCK.

Comment (Deposit): PLACERS ARE FOUND IN GULCHES THAT DISSECT THE PEDIMENT SLOPE ON THE SW FLANK OF THE SIERRA PRIETA AND IN THE GRAVEL-FLOORED PLAIN BETWEEN THIS PEDIMENT AND SKULL VALLEY. RICHEST PLACERS ARE ON THE GRAVEL-FLOORED PLAIN WEST AND SOUTH OF COPPER BASIN (T13N, R4W) ; INFO.SRC : 1 PUB LIT


References

Reference (Production): ABM BULLETIN 189 , P. 110 .

Reference (Deposit): KEITH, S. B., 1974 , INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189 , P. 110


Arizona Gold

Where to Find Gold in Arizona

"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.