Magmatic Copper Mine

The Magmatic Copper Mine is a manganese mine located in Pinal county, Arizona at an elevation of 3,199 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: Magmatic Copper Mine  

State:  Arizona

County:  Pinal

Elevation: 3,199 Feet (975 Meters)

Commodity: Manganese

Lat, Long: 33.25583, -111.08944

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 Magmatic Copper Mine

Magmatic Copper Mine MRDS details

Site Name

Primary: Magmatic Copper Mine
Secondary: Stacy Claims


Commodity

Primary: Manganese
Secondary: Silver
Secondary: Gold


Location

State: Arizona
County: Pinal
District: Pioneer District


Land Status

Land ownership: National Forest
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: Underground


Ownership

Owner Name: Stacy, William And Goodspar, A. A.
Years: 1961 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Replacement
Operation Type: Unknown
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: LENSES


Structure

Type: R
Description: N-S Trending Fault Systems, N-S Trending Sediments With E. Dip, Var Ious E-W Trending Faults

Type: L
Description: Minor Ns Fault At S End Of Concentrator Fault System


Alterations

Not available


Rocks

Name: Dacite
Role: Associated
Age Type: Host Rock Unit
Age Young: Mississippian

Name: Dacite
Role: Associated
Age Type: Host Rock
Age Young: Mississippian


Analytical Data

Not available


Materials

Ore: Wad
Ore: Pyrolusite
Gangue: Quartz
Gangue: Calcite
Gangue: Limonite
Gangue: Siderite


Comments

Comment (Workings): MAIN SHAFT IS 130 FT DEEP; SEVERAL SMALLER SHAFTS RUN 50 TO 80 FT DEEP; ALSO A TUNNEL 100 FT LONG

Comment (Location): WEST OF THE SUPERIOR-RAY ROAD ; INFO FROM LAND.ST :1979

Comment (Development): CONSISTS OF A GROUP OF 7 CLAIMS; DEVELOPMENT WORK WAS DONE IN 191 0'S BY MAGMATIC COPPER CO. LOOKING FOR COPPER

Comment (Deposit): ORE DEPOSITS OCCUR ALONG FAULTS CUTTING THE LIMESTONE BEDS AND BE TWEEN BEDS IN LIMESTONE ADJACENT TO THE FAULTING

Comment (Geology): NO INSTRUSIVE ROCK PRESENT, BUT MINERALIZATION ASSOCIATED WITH CRE T-PALEO INTRUSIVE AND FAULTING EPISODE


References

Reference (Deposit): USGS MINERAL INVESTIGATIONS FIELD STUDIES MAP, MF-253, 1962

Reference (Deposit): WILSON, E.D., MANGANESE ORE DEPOSITS IN ARIZONA, 1930, ABM BULLETIN 127, P 84-85

Reference (Deposit): FARNHAM, L.L., MANGANESE DEPOSITS OF EASTERN ARIZONA, 1961, USBM IC 7990, P. 141-142

Reference (Deposit): RANSOME, F.L., DEPOSITS OF MANGANESE ORE IN ARIZONA, 1919, USGS BUL LETIN 710 P. 163-164

Reference (Deposit): AZ DEPT MIN RESOURCES FILE DATA

Reference (Deposit): ABGMT CLIPPINGS FILES

Reference (Deposit): ABGMT-USBM FILE DATA


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.