Mother Lode Prospect

The Mother Lode Prospect is a gold and silver mine located in Idaho county, Idaho at an elevation of 7,402 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: Mother Lode Prospect  

State:  Idaho

County:  Idaho

Elevation: 7,402 Feet (2,256 Meters)

Primary Mineral: Gold, Silver

Lat, Long: 45.2064, -115.25000

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 Mother Lode Prospect

Mother Lode Prospect MRDS details

Site Name

Primary: Mother Lode Prospect


Primary: Gold
Primary: Silver
Tertiary: Copper


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


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Type: Surface/Underground


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Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Surface-Underground
Discovery Year: 1914
Years of Production:
Significant: N
Deposit Size: S


General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Salmon River Mountains

Mineral Deposit Model

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Name: Syenite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Syenite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Neoproterozoic

Name: Syenite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Name: Syenite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic

Analytical Data

Analytical Data: TRACE CU.
Analytical Data: SAMPLE ASSAYED 0.09 OZ AU, 0.08 OZ AG/TON


Ore: Chalcopyrite
Ore: Malachite
Gangue: Quartz
Gangue: Pyrite


Comment (Workings): 1 Adit, 1 Trench, 3 Pits: Aligned N 80 Deg E

Comment (Location): E Side Of W Fk Of Mulligan Creek Between Little Gem No. 7 And Gold Reef Group. Land Status Value Calculated 7-94 Using GIS Overlay Analysis With USFS Land Ownership Boundaries, 1:126,720 Scale.; Previous Quad Designation = Grangeville 1:250000


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): Mines And Prospects Of The Elk City Quad., IBMG Mines And Prospects Map Series, Ve Mitchell, Et Al.

Idaho Gold

Where to Find Gold in Idaho

"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 at Where to Find Gold in Idaho.