Goldstone Mine

The Goldstone Mine is a silver and gold mine located in Lemhi county, Idaho at an elevation of 8,999 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

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.

Site Name

Primary: Goldstone Mine
Secondary: Gladstone
Secondary: Climax Mine
Secondary: IMJ Property
Secondary: Bonanza Copper

Commodity

Primary: Silver
Primary: Gold
Secondary: Lead
Secondary: Copper

Location

State: Idaho
County: Lemhi
District: Sandy Creek 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

Type: Underground

Ownership

Owner Name: Goldstone Mining Co.

Owner Name: Sylvester Kramp (Caretaker)

Production

Year: 1941
Time Period: 1901-1941
Material type: AU
Description: Cp_Grade: ^.5-.6 Oz/Ton In Ore

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Year First Production: 1916
Discovery Year: 1892
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Beaverhead Mountains

Mineral Deposit Model

Not available

Orebody

Form: PINCH AND SWELL

Structure

Type: L
Description: Small Faults Trending N.

Alterations

Alteration Type: L
Alteration Text: Oxidation

Rocks

Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic

Analytical Data

Analytical Data: OLD REPORTS GIVE 0.35 OZ AU, 0.24 OZ AG, 0.5% PB, AND 0.3% CU.

Materials

Ore: Chalcopyrite
Ore: Galena
Ore: Gold
Gangue: Pyrite
Gangue: Barite
Gangue: Quartz

Comments

Comment (Location): 1 mi W of Goldstone Pass

Comment (Development): 10 - Stamp Mill, 100 - ton Amalgamation - Flotation Mill. 11 claims which extend over the Continental Divide into Beaverhead County, Montana. 13 mine cars and rail. Several DDHS.

Comment (Deposit): Vein averages about 30 inches in thickness. Ore contained in shoot 700 ft long.

Comment (Workings): 7 levels, 5 adits, 1 vertical shaft. All levels caved except lowest level.

Comment (Geology): Beds strike N 30 Deg W, Dip 60 to 70 Deg NE

References

Reference (Deposit): 1967 Other Idaho Bureau Of Mines And Geology Open - File

Reference (Deposit): Anderson, A. L., 1957, Geology And Mineral Resources Of The Baker Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 112, 71 P.

Reference (Deposit): Green, William R., 1967, Idaho Bureau Of Mines And Geology Open - File Report, 2 P.

Reference (Deposit): USGS Bull 528.

Reference (Deposit): 1913 Geolmap Umpleby; Bulletin 528

Reference (Deposit): Annual Report Mining Idaho For 1907

Reference (Deposit): Annual Report Mining Idaho For 1906

Reference (Production): Anderson, A. L., 1957, Idaho Bureau Of Mines And Geology Pamphlet 112, 71 P.

Reference (Deposit): 1957 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 112

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.