Combination Prospect

The Combination Prospect is a silver, lead, and zinc mine located in Valley county, Idaho at an elevation of 7,100 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: Combination Prospect

State:  Idaho

County:  Valley

Elevation: 7,100 Feet (2,164 Meters)

Commodity: Silver, Lead, Zinc

Lat, Long: 45.0386, -115.41420

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 Combination Prospect

Combination Prospect MRDS details

Site Name

Primary: Combination Prospect


Commodity

Primary: Silver
Primary: Lead
Primary: Zinc
Tertiary: Gold
Tertiary: Iron
Tertiary: Copper


Location

State: Idaho
County: Valley
District: Edwardsburg 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/Underground


Ownership

Not available


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


Mineral Deposit Model

Not available


Orebody

Form: SEAMS, STRINGERS


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Silicification


Rocks

Name: Quartz Latite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Permian

Name: Quartz Latite
Role: Associated
Age Type: Host Rock
Age Young: Late Permian

Name: Quartz Latite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene


Analytical Data

Analytical Data: OTHER RANDOM SAMPLES RAN $35 - $40/TON (1920)
Analytical Data: SELECTED ORE RAN $461/TON


Materials

Ore: Sphalerite
Ore: Chalcopyrite
Ore: Galena
Ore: Chalcocite
Gangue: Pyrite
Gangue: Garnet
Unknown: Magnetite


Comments

Comment (Geology): SULFIDE BODY FOUND IN QUARTZITE; MAGNETITE IN ARGILLITE AND LIMESTONE

Comment (Location): SE OF THE RED METAL

Comment (Development): ECON.COM: MORAINAL MATERIAL IN AREA

Comment (Deposit): MAGNETITE BODY IN LIMESTONE STRIKES N 30 DEG W, DIPS 65 DEG W; 3 VEINS.


References

Reference (Deposit): 1936 GEOLMAP IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 44

Reference (Deposit): BELL, R. N., 1920, TWENTY-FIRST ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR THE YEAR 1919.

Reference (Deposit): 1920 COMPILE STATE MINE INSPECTOR'S ANNUAL REPT.

Reference (Deposit): SHENON, P. J., AND ROSS, C. P., 1936, GEOLOGY AND ORE DEPOSITS NEAR EDWARDSBURG AND THUNDER MOUNTAIN, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 44, 45 P.


Idaho Gold

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"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.