Keating Group

The Keating Group is a gold and copper mine located in Broadwater county, Montana at an elevation of 4,678 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: Keating Group

State:  Montana

County:  Broadwater

Elevation: 4,678 Feet (1,426 Meters)

Commodity: Gold, Copper

Lat, Long: 46.18806, -111.66083

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 Keating Group

Keating Group MRDS details

Site Name

Primary: Keating Group


Commodity

Primary: Gold
Primary: Copper
Secondary: Silver


Location

State: Montana
County: Broadwater
District: Radersburg District


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Peter Antonioli, 1001 W. Gold, Butte, Montana


Production

Year: 1948
Time Period: 1901-1948
Mined: 374000.000 mt
Material type: ore


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Polymetallic veins
Operation Type: Unknown
Discovery Year: 1866
Discovery Method: Unknown
Years of Production:
Organization:
Significant: Y
Deposit Size: S


Physiography

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


Mineral Deposit Model

Model Name: Polymetallic veins


Orebody

Form: TABULAR


Structure

Type: R
Description: Boulder Batholith, Lombard Overthrust. Radersburg Anticline To West Of District


Alterations

Alteration Type: L
Alteration Text: Intensely Altered Wall Rock


Rocks

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

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

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


Analytical Data

Not available


Materials

Ore: Chalcopyrite
Ore: Pyrite


Comments

Comment (Location): UTM LOCATION ROUGHLY IN CENTER OF KEATING SURFACE WORKINGS

Comment (Production): UNDETERMINED PRODUCTION PRIOR TO 1901

Comment (Workings): KEATING VEIN DEVELOPED BY TWO SHAFTS AND 10 LEVELS OVER A VERTICAL INTERVAL OF 330 M. VEIN IS UNUSUALLY PERSISTENT AND BETWEEN 0.5 AND 1.5 M IN WIDTH.

Comment (Deposit): VEIN PARALLELS OHIO - KEATING VEIN ABOUT 700 M WEST.

Comment (Reserve-Resource): REED (1951) REPORTS THAT ABOUT 60% OF THE DEVELOPED VEIN STRUCTURE HAS NOT BEEN STOPED. SEGMENTS NOT EXTRACTED ARE REPORTED TO BE LOW IN GOLD CONTENT.


References

Reference (Deposit): REED, G. C., 1951, MINES AND MINERAL DEPOSITS (EXCEPT FUELS), BROADWATER COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 759

Reference (Production): USBM IC 7592


Principal Gold Districts of Montana

Principal Gold Districts of Montana

In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.