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