Una Mine

The Una Mine is a gold mine located in Idaho county, Idaho at an elevation of 5,499 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: Una Mine  

State:  Idaho

County:  Idaho

Elevation: 5,499 Feet (1,676 Meters)

Commodity: Gold

Lat, Long: 45.7326, -115.57510

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 Una Mine

Una Mine MRDS details

Site Name

Primary: Una Mine


Commodity

Primary: Gold
Tertiary: Sulfides
Tertiary: Lead


Location

State: Idaho
County: Idaho
District: Orogrande 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: Nez Perce National Forest


Holdings

Not available


Workings

Type: Surface/Underground


Ownership

Owner Name: Una Mine Co. (Mc Gaig, Mgr.)


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Discovery Year: 1897
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: Clearwater Mountains


Mineral Deposit Model

Not available


Orebody

Form: LENS


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Gouge; Silicification


Rocks

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous

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


Analytical Data

Analytical Data: VEIN ASSAYS $3 - $4/TON OVER WIDTHS OF 4 - 5 FT.


Materials

Ore: Galena
Gangue: Quartz
Gangue: Pyrite


Comments

Comment (Location): On Summit Flat About A Mi Se Of The North Hill; About 7 Mi Se Of Old Golden

Comment (Production): Total Production $3000

Comment (Development): 6 Claims

Comment (Deposit): 2 Veins


References

Reference (Deposit): Shenon, P. J., And Reed, J. C., 1934, Geology And Ore Deposits Of The Elk City, Orogrande, Buffalo Hump, And Tenmile Districts, Idaho County, Idaho: U.S. Geological Survey Circ. 9, 89 P.

Reference (Deposit): Lorain, S. H., 1938, Gold Mining And Milling In Idaho County: USBM Inf. Circ. 7039, 90 P.

Reference (Deposit): 1934 Recon P. J. Shenon And J. C. Reed, Circ. 9

Reference (Deposit): 1938 Recon USBM Inf. Circ. 7039

Reference (Production): Shenon, P. J., And Reed, J. C., 1934, USGS Circ. 9


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.