Ella Prospect

The Ella Prospect is a copper and cobalt mine located in Lemhi county, Idaho at an elevation of 7,999 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

Name: Ella Prospect  

State:  Idaho

County:  Lemhi

Elevation: 7,999 Feet (2,438 Meters)

Commodity: Copper, Cobalt

Lat, Long: 45.12668, -114.35542

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 Ella Prospect

Ella Prospect MRDS details

Site Name

Primary: Ella Prospect


Commodity

Primary: Copper
Primary: Cobalt
Secondary: Nickel


Location

State: Idaho
County: Lemhi
District: Blackbird 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: Surface/Underground


Ownership

Owner Name: Hanna Mining Co.


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: IRREGULAR


Structure

Type: L
Description: Lookout Structural Block


Alterations

Alteration Type: L
Alteration Text: Oxidation, Gossan , Silicification


Rocks

Name: Gabbro
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Name: Gabbro
Role: Associated
Age Type: Associated Rock
Age Young: Eocene

Name: Gabbro
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Gabbro
Role: Associated
Age Type: Associated Rock Unit
Age Young: Eocene


Analytical Data

Analytical Data: .8 % NI


Materials

Ore: Copper
Ore: Malachite
Ore: Cuprite
Gangue: Limonite
Gangue: Pyrite
Gangue: Magnetite
Gangue: Quartz


Comments

Comment (Location): 1200 FT. W. OF THE CHICAGO, 2,000 FT. N.W. OF CALERA MINE

Comment (Development): ELLA PROSPECT NOW INCLUDED IN BLACKBIRD MINE, SEE NO. 363

Comment (Workings): WORKINGS CONSIST OF A CAVED SHAFT AND A LARGE BULLDOZER TRENCH


References

Reference (Deposit): 5) BALDWIN, J.A., OCTOBER 8, 1976, PERSONAL COMMUNICATION

Reference (Deposit): CANNEY, F.C., 1953, PRELIMINARY REPORT OF GEOCHEMICAL INVESTIGATIONS IN THE BLACKBIRD DISTRICT, LEMHI COUNTY, IDAHO: USGS OPEN-FILE REPT.

Reference (Deposit): TRITES, A.F., AND TOOKER, E.W., 1953, URANIUM AND THORIUM DEPOSITS IN EAST-CENTRAL IDAHO, SOUTHWESTERN MONTANA: USGS BULL. 988-H, P. 174

Reference (Deposit): UMPLEBY, J.B., 1913, GEOLOGY AND ORE DEPOSITS OF LEMHI COUNTY, IDAHO: USGS BULL. 528, 182 P.

Reference (Deposit): ANDERSON, A.L., 1943, PRELIMINARY REPORT ON THE COBALT DEPOSITS IN THE BLACKBIRD DISTRICT, LEMHI COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 61, 34 P.

Reference (Deposit): U.S. Bureau of Mines Report of Investigations RI-4012


Idaho Gold

Where to Find Gold in Idaho

"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.