The Homestake Mine is a silver and gold mine located in Custer county, Idaho at an elevation of 6,601 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: 6,601 Feet (2,012 Meters)
Commodity: Silver, Gold
Lat, Long: 44.2492, -114.85860
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.
Homestake Mine MRDS details
Site Name
Primary: Homestake Mine
Secondary: Last Chance
Commodity
Primary: Silver
Primary: Gold
Tertiary: Fluorine-Fluorite
Tertiary: Lead
Location
State: Idaho
County: Custer
District: Stanley 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: Challis National Forest
Holdings
Type: Located Claim
Workings
Type: Surface/Underground
Ownership
Owner Name: Maurice Patterson
Owner Name: Woolard, Arnold
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Year First Production: 1934
Discovery Year: 1932
Discovery Method: Ore-Mineral In Place
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: LINEAR
Structure
Type: R
Description: Idaho Batholith; Salmon R Fault
Type: L
Description: Two Or Three Sets Of Faults; Slickensides. Brecciation, Gouge
Alterations
Alteration Type: L
Alteration Text: Deep Weathering
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: 1 CHIP SAMPLE ACROSS FLUORITE - QUARTZ VEIN ASSAYED 33.6% CAF2
Analytical Data: COMPOSITE SAMPLE FROM THE MIDDLE ADIT ASSAYED AT 0.17 OZ AU AND 1.33 AG PER TON
Materials
Gangue: Quartz
Gangue: Pyrite
Comments
Comment (Geology): Range of Fault Attitudes From N 42 Deg E To N 70 Deg E, and 73 Deg NW To 78 Deg Nw
Comment (Location): Located 1/3 Mi S of Salmon River, Between Little Casino Cr and Ridge Crest.
Comment (Production): Value Au $1000 - $1600.
Comment (Development): Joins Giant Spar On the E and Se
Comment (Workings): The Workings Consist of 4 Adits, 13 Prospect Pits.
Comment (Commodity): A Hand Picked Sample Assayed Up To $1,400 Per Ton In Au and Ag.
Comment (Deposit): Discovery Year: EARLY 1930'S
References
Reference (Deposit): Choate, Raoul, 1962, Geology And Ore Deposits Of The Stanley Area: Idaho Bureau Of Mines And Geology Pamphlet 126, 120 P.
Reference (Deposit): Vannoy & Others, 1986, USGS Bulletin 1545e, P. 440, Pl. 3, No. 40
Reference (Deposit): 1962 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 126
Reference (Deposit): Tschanz, C. M., And Others, 1974, Mineral Resources Of The Eastern Part Of The Sawtooth National Recreation Area, Custer And Blaine Counties, Idaho: USGS Open-File Rept., 648 P.
Reference (Deposit): Shawe & Others 1976 USGS Prof Paper 933 P 36-37
Reference (Production): Tschanz, C. M., And Others, 1974, USGS D. F. Rept., P. 596
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.
