Bonanza Mine

The Bonanza Mine is a lead and silver mine located in Lewis and Clark county, Montana.

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: Bonanza Mine  

State:  Montana

County:  Lewis and Clark

Elevation:

Primary Mineral: Lead, Silver

Lat, Long: 46.66694, -112.06389

Map: View on Google Maps

Satelite View


Satelite image of the Bonanza Mine

Bonanza Mine MRDS details

Site Name

Primary: Bonanza Mine


Commodity

Primary: Lead
Primary: Silver
Secondary: Gold


Location

State: Montana
County: Lewis and Clark
District: Scratchgravel Hills District


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Williams And Steltmeier


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: L
Description: Scratchgravel Quartz Monzonite Stock


Alterations

Not available


Rocks

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

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


Analytical Data

Not available


Materials

Ore: Gold
Ore: Lead
Ore: Galena
Gangue: Quartz


Comments

Comment (Production): A FEW TONS HAVE BEEN SHIPPED. PRODUCTION WAS RECORDED IN 1922, 1923.

Comment (Workings): INCLINE, 40 FT DRIFT AT BOTTOM

Comment (Deposit): 80 FT. INCLINE, 40 FT. DRIFT. ; INFO.SRC : 1 PUB LIT

Comment (Location): ABOUT 0.2 KM W OF KATY MINE.


References

Reference (Production): USGS BULL 842, P. 55. USGS-USBM MINERAL YEARBOOKS

Reference (Deposit): USGS BULL 842, P. 55, PL. 3.

Reference (Deposit): USGS-USBM MINERAL YEARBOOKS