Hardee Mine

The Hardee Mine is a uranium mine located in Custer county, Idaho at an elevation of 7,402 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: Hardee Mine  

State:  Idaho

County:  Custer

Elevation: 7,402 Feet (2,256 Meters)

Commodity: Uranium

Lat, Long: 44.2903, -114.79810

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 Hardee Mine

Hardee Mine MRDS details

Site Name

Primary: Hardee Mine


Commodity

Primary: Uranium
Tertiary: Gold
Tertiary: Silver
Tertiary: Antimony


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

Not available


Workings

Type: Surface/Underground


Ownership

Owner Name: Phillips Petroleum Co.


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Surface-Underground
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

Form: LINEAR


Structure

Type: L
Description: Fault Zone Trending N 45 W; Brecciation


Alterations

Alteration Type: L
Alteration Text: Kaolinization, Oxidation


Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous


Analytical Data

Analytical Data: DRILL CORES AVERAGED 0.16% U3O8
Analytical Data: ONE CORE CONTAINED 20 FT OF 0.49% U3O8. MAXIMUM RADIOACTIVITY WAS 4.0 MILLIROENTGENS PER HOUR
Analytical Data: 1 GRAB SAMPLE ASSAYED AT 0.18 OZ AU/TON AND 0.50 OZ AG/TON.


Materials

Ore: Pitchblende
Ore: Stibnite
Gangue: Chalcedony
Gangue: Microcline
Gangue: Limonite


Comments

Comment (Development): Consists of 9 Claims ; Econ.Com: Mining Halted Because Stringers Were Too Widely Spaced To Form A Stockwork

Comment (Workings): 2 Core Drill Holes and 3 Churn Drill Holes

Comment (Location): Along the West Fork of Upper Haden Creek; 3.7 Miles From Basin Creek


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): Kern, B. F., 1959, Geology Of The Uranium Deposits Near Stanley, Custer County: Idaho Bureau Of Mines And Geology Pamphlet 117, 40 P.

Reference (Deposit): 1959 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 117

Reference (Deposit): 1962 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 126

Reference (Production): Choate, Raoul, 1962, Idaho Bureau Of Mines And Geol. Pamphlet 126, P. 51.

Reference (Deposit): U.S. Bureau Of Mines Open-File Report MLA 6-91, 1991, Table A-3, No. 389, P. 199.


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