Gad Valley Lower Prospects

The Gad Valley Lower Prospects is a silver and lead mine located in Salt Lake county, Utah at an elevation of 8,320 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: Gad Valley Lower Prospects  

State:  Utah

County:  Salt Lake

Elevation: 8,320 Feet (2,536 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 40.57417, -111.66444

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 Gad Valley Lower Prospects

Gad Valley Lower Prospects MRDS details

Site Name

Primary: Gad Valley Lower Prospects


Commodity

Primary: Silver
Primary: Lead
Secondary: Gold
Secondary: Zinc
Secondary: Copper
Tertiary: Molybdenum


Location

State: Utah
County: Salt Lake
District: Little 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

Not available


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: Wasatch Fault, Uinta Arch


Alterations

Alteration Type: L
Alteration Text: Quartz Monzonite Altered To Clay And Sericite


Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene


Analytical Data

Analytical Data: GRAB SAMPLE FROM DUMP: AG-88 PPM, AU-LESS THAN .02 PPM, CU-1930 PPM, MO-3 PPM, PB-1980 PPM, ZN-21500 PPM.


Materials

Ore: Chalcopyrite
Ore: Galena
Gangue: Clay
Gangue: Sericite


Comments

Comment (Location): INFO FROM LAND.ST :1977

Comment (Deposit): IRON STAINED JOINTING AND FRACTURES IN ALTERED QUARTZ MONZONITE

Comment (Workings): ONE SHAFT ABOUT 30 FEET DEEP, SHAFT COLLAR IS 6 FT. BY 3 FT.

Comment (Deposit): MAY BE ON THE FREE COINAGE CLAIM GROUP. SHAFT IS COPPED WITH LOG CAP (POOR CONDITION). ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV


References

Reference (Deposit): CRITTENDEN, M.D., JR., GEOLOGY OF THE DROMEDARY PEAK QUADRANGLE, UTAH: USGS MAP GQ-378.

Reference (Deposit): CALKINS, F.C. AND BUTLER, B.S., 1943, GEOLOGY AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA, UTAH: USGS PROF. PA. 201, 152 P.