Big Cottonwood Bonanza Group Prospects

The Big Cottonwood Bonanza Group Prospects is a silver, lead, and gold mine located in Salt Lake county, Utah at an elevation of 7,470 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 Bonanza Group Prospects  

State:  Utah

County:  Salt Lake

Elevation: 7,470 Feet (2,277 Meters)

Primary Mineral: Silver, Lead, Gold

Lat, Long: 40.63917, -111.63889

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 Bonanza Group Prospects

Big Cottonwood Bonanza Group Prospects MRDS details

Site Name

Primary: Big Cottonwood Bonanza Group Prospects


Commodity

Primary: Silver
Primary: Lead
Primary: Gold


Location

State: Utah
County: Salt Lake
District: Big Cottonwood 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: U.S. Forest Service


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

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


Mineral Deposit Model

Not available


Orebody

Form: TABULAR


Structure

Type: R
Description: N. Flank, Big Cottonwood Uplift


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Galena
Ore: Gold
Ore: Silver


Comments

Comment (Location): THIS LOCATION IS FOR LOWER TUNNEL ; INFO FROM LAND.ST :1977

Comment (Workings): 3 ADITS, THE MAIN ADIT IS GT. 775 FT. IN LENGTH, NO INFORMATION AVAILABLE ON THE OTHER TWO WORKING

Comment (Geology): 775 FT FROM THE PORTAL, A 2.5 FT THICK FISSURE, CONTAINING PB, AG, AND AU VALUES. DRIFTS WERE EXTENDED ALONG A LIMESTONE-QUARTZITE CONTACT


References

Reference (Deposit): CRITTENDEN, M.D. JR., 1965, GEOLOGY OF THE MOUNT AIRE QUADRANGLE, SALT LAKE CO., UTAH: U.S. GEOLOGICAL SURVEY MAP GQ-379

Reference (Deposit): CALKINS, F.C. AND B.S. BUTLER, 1943, GEOLOGY AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA, UTAH: US. GEOL. SURY. PROF. PAPER 201

Reference (Deposit): BUTLER AND OTHERS, 1920, THE ORE DEPOSITS OF UTAH: U.S. GEOLOGICAL SURVEYPROF. PAPER III

Reference (Deposit): JAMES, L.P. 1979, GEOLOGY, ORE DEPOSITS, AND HISTORY OF THE BIG COTTONWOOD MINING DISTRICT, SALT LAKE CO. UTAH: UTAH GEOL. & MINERAL SURV. BULL. 114