The Last Chance Prospect is a lead, zinc, gold, and silver mine located in Owyhee county, Idaho at an elevation of 5,600 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: 5,600 Feet (1,707 Meters)
Commodity: Lead, Zinc, Gold, Silver
Lat, Long: 42.8886, -116.59280
Map: View on Google Maps
Last Chance Prospect MRDS details
Site Name
Primary: Last Chance Prospect
Commodity
Primary: Lead
Primary: Zinc
Primary: Gold
Primary: Silver
Location
State: Idaho
County: Owyhee
District: Castle Creek District
Land Status
Land ownership: Private
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: Surface
Ownership
Owner Name: W. Whitney
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Payette Section
Physiographic Detail: Owyhee Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Iron Staining
Rocks
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: ASSAY VALUES INDICATE SILVER AND GOLD
Analytical Data: OWNER'S ASSAYS RAN 3.2 % PB, 7 % ZN, SEVERAL OZ AG
Materials
Ore: Sphalerite
Ore: Galena
Gangue: Quartz
Comments
Comment (Development): 2 UNPATENTED CLAIMS AND A MILLSITE IN 1967
Comment (Deposit): SEVERAL THOUSAND FT LONG
Comment (Workings): TWO CUTS ON OPPOSITE SIDES OF SMALL CREEK
References
Reference (Deposit): GREEN, W. R., 1967 , LAST CHANCE PROSPECT: IDAHO BUR MINES AND GEOLOGY OPEN-FILE REPT., 2 P
Reference (Deposit): 1967 RECON IDAHO BUREAU OF MINES AND GEOLOGY OPEN-FILE REPT
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.
