The Mahan Prospect is a gold mine located in Idaho county, Idaho at an elevation of 7,100 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: 7,100 Feet (2,164 Meters)
Commodity: Gold
Lat, Long: 45.2122, -115.26580
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.
Mahan Prospect MRDS details
Site Name
Primary: Mahan Prospect
Commodity
Primary: Gold
Tertiary: Silver
Tertiary: Copper
Location
State: Idaho
County: Idaho
District: Ramey Ridge 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.
Administrative Organization: Payette National Forest
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Messrs. Cahill, Leatherman, And Earl
Percent: 100.0
Home Office: Idaho
Years: 1961 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Prospect
Deposit Type: Vein
Operation Type: Underground
Discovery Year: 1907
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Salmon River Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR FISSURE VEIN
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration: Silicification
Alteration Text: Fe Oxides; Silicification
Rocks
Name: Syenite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Name: Syenite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Analytical Data: TRACE TO 2.11% CU
Analytical Data: 15 SAMPLES ASSAYED TRACE TO 0.49 OZ AU, .2 TO 8.2 OZ AG/TON
Materials
Ore: Malachite
Ore: Chalcopyrite
Gangue: Magnetite
Gangue: Quartz
Comments
Comment (Deposit): 2 Veins, 1 Striking N 16 Deg W, The Other N 56 Deg E. Both Dip Vertically
Comment (Location): Property Is Along The Upper Half Of The West Fork Of Mulligan Creek In Sections 29, 30, And 32.; Main Workings W Of Creek.
Comment (Development): 2 Stamp Mills; More Than 12 Groups Claims Located From 1907 To 1940.
Comment (Reserve-Resource): Potential Resources Of Mapped Area Are Estimated To Be More Than 90780. Prospects Along The East Side Of The West Fork Of Mulligan Creek And Beaver Ridge Prospect Are All Near The Mahan Group And Can Be Considered As A Unit For Estimating Future Potential.
References
Reference (Deposit): Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 P
Reference (Deposit): WFOC Mineral Property File No. 0160490452.
Idaho Gold
"Where to Find Gold in Idaho" 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 Idaho. Read more: Where to Find Gold in Idaho.
