The Rattlesnake Ridge Prospect is a silver mine located in Lemhi county, Idaho at an elevation of 3,799 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: 3,799 Feet (1,158 Meters)
Commodity: Silver
Lat, Long: 45.0572, -114.71970
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.
Rattlesnake Ridge Prospect MRDS details
Site Name
Primary: Rattlesnake Ridge Prospect
Commodity
Primary: Silver
Tertiary: Gold
Tertiary: Copper
Location
State: Idaho
County: Lemhi
District: Middle Fork 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: Salmon National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Prospect
Deposit Type: Vein
Operation Type: Underground
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
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration: Oxidation
Rocks
Name: Metasedimentary Rock
Role: Host
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Metasedimentary Rock
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Analytical Data: SAMPLE ASSAYED TRACE AU, 0.16 OZ AG/TON AND TRACE CU
Materials
Ore: Malachite
Gangue: Quartz
Gangue: Pyrite
Comments
Comment (Location): NE Of Confluence Of Rattlesnake Creek With Middle Fork Salmon River Land Status Value Calculated 7-94 Using GIS Overlay Analysis With USFS Land Ownership Boundaries, 1:126,720 Scale.
Comment (Deposit): 2 Caved Adits Along Quartz Veins In Yellowjacket Formation. Veins Vary In Width From .5 To 1.2 Meters And Are Composed Of 95 Percent Quartz And Less Than 5 Percent Pyrite, Malachite, And Iron-Oxide Stain. A Sample Assayed A Trace Gold, 5.48 Grams Silver Per Metric Tonne, And A Trace Copper
Comment (Geology): Original alteration entry: Local - Fe Oxide
Comment (Geology): Original ore control entry: Bedding Planes
References
Reference (Deposit): Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 P
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.
