Big Cottonwood Mine

The Big Cottonwood Mine is a copper mine located in Salt Lake county, Utah at an elevation of 9,649 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: Big Cottonwood Mine  

State:  Utah

County:  Salt Lake

Elevation: 9,649 Feet (2,941 Meters)

Primary Mineral: Copper

Lat, Long: 40.58361, -111.58444

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 Big Cottonwood Mine

Big Cottonwood Mine MRDS details

Site Name

Primary: Big Cottonwood Mine
Secondary: Great Western Mines Co.


Commodity

Primary: Copper
Secondary: Iron
Tertiary: Tungsten


Location

State: Utah
County: Salt Lake
District: Big Cottonwood 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
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Middle Rocky Mountains


Mineral Deposit Model

Not available


Orebody

Form: THREE LENS - SHAPE ORE BODIES


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Skarn Zone, 50 Ft Wide, Along The Contact Zone.


Rocks

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

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


Analytical Data

Analytical Data: AVERAGE: 1.67 % CU, 37.35 % FE, 18.2 % SI02 , 0.96 % S, 0.01 %


Materials

Gangue: Scheelite
Gangue: Pyrite
Gangue: Chlorite
Gangue: Plagioclase
Gangue: Calcite
Gangue: Forsterite
Unknown: Bornite
Unknown: Enstatite
Unknown: Chalcopyrite
Unknown: Magnetite


Comments

Comment (Location): ACC. SE 1/4 NE 1/4 SW 1/4 SECT. 2

Comment (Commodity): COPPER - BEARING MAGNETITE DEPOSIT

Comment (Production): SMALL

Comment (Geology): GEOL.DESC: GARDISON LS: BLUE - GRAY, DISTINCT BEDDING, CONTAINS LIGHT GRAY CHERT, HIGHLY FOSSILIFEROUS, 450 FT THICK. DESERET LS: DARK GRAY TO BLACK, ABUNDANCE OF CHERT, 900 FT THICK.


References

Reference (Deposit): JAMES,L.P., 1979, GEOLOGY, ORE DEPOSITS, AND HISTORY OF THE BIG COTTONWOOD MINING DISTRICT: UTAH GEOL. & MIN. SURV., BULL. 114, P. 87-88.

Reference (Deposit): CONSV. DIV. COMP. DATE, 06-29-1971

Reference (Deposit): BULLOCK,K.C., 1970, IRON DEPOSITS OF UTAH: UTAH GEOL. & MIN. SURV., BULL. 88, P. 72.