Monarch Prospect

The Monarch Prospect is a lead mine located in Benewah county, Idaho at an elevation of 2,799 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: Monarch Prospect

Commodity

Primary: Lead
Tertiary: Copper
Tertiary: Zinc

Location

State: Idaho
County: Benewah
District: Roundtop District

Land Status

Land ownership: BLM Administrative Area
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

Type: Located Claim

Workings

Type: Underground

Ownership

Owner Name: Roundtop Mining Co.

Production

Not available

Deposit

Record Type: Site
Operation Category: Prospect
Operation Type: 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: Coeur D'Alene Mountains

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Type: R
Description: Wnw St. Joe River Fault

Alterations

Not available

Rocks

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

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

Analytical Data

Not available

Materials

Ore: Chalcopyrite
Ore: Sphalerite
Ore: Galena
Ore: Tetrahedrite
Gangue: Pyrrhotite
Gangue: Pyrite

Comments

Comment (Location): About 1/2 Mi. S. Of The Hired Girl Or About 2 1/2 Mi. From Highway Which Follows The St. Joe River.

Comment (Development): Claims Part Of 12 Unpatented Claims Controlled By Roundtop Mining Co.

Comment (Geology): Quartzites Strike N 10 Deg W, Dip 23 Deg Ne.

References

Reference (Deposit): Anderson, A. L., 1928, A Geological Reconnaissance In The St. Maries Region, Idaho: Idaho Bureau Of Mines & Geology Pamphlet 30, P. 19

Reference (Deposit): 1928 Recon Idaho Bureau Of Mines And Geology Pamph 3

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.