Comet Group

The Comet Group is a silver, gold, copper, and lead mine located in Beaverhead county, Montana at an elevation of 8,799 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: Comet Group

Commodity

Primary: Silver
Primary: Gold
Primary: Copper
Primary: Lead
Secondary: Zinc

Location

State: Montana
County: Beaverhead
District: Elkhorn District

Land Status

Land ownership: Private
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

Not available

Workings

Type: Unknown

Ownership

Owner Name: Blue Sky Mining Corp.

Owner Name: Georesources Inc.
Home Office: Williston, Nd
Years: 1976 -

Production

Year: 1970
Time Period: 1960 - 1970
Material type: ORE
Description: Cp_Grade: ^0.01 Oz Au/T, 27.43 Oz Ag/T, 0.3 % Cu

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
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: Pioneer Mountains

Mineral Deposit Model

Not available

Orebody

Form: TABULAR

Structure

Type: L
Description: Comet Fault, Pioneer Batholith

Alterations

Not available

Rocks

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

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

Analytical Data

Analytical Data: CRUDE ORE SHIPPED IN 1969 CONTAINED .01 OZ AU AND 12 OZ AG/TON, 0.13% CU

Materials

Ore: Tetrahedrite

Comments

Comment (Location): 1:24000 QUADRANGLE MAP IS A 1959 EDITION

Comment (Commodity): ORE WAS OXIDIZED TO AT LEAST 600 FT. BELOW SURFACE.

Comment (Production): OLD UNPUBLISHED REPORTS INDICATE EARLY, UNRECORDED, PRODUCTION WAS PRIOR TO 1900. PRODUCTION IN 1960 - 1964 & 1969 - 1970.

References

Reference (Deposit): WINCHELL, A.N., 1914, MINING DISTRICTS OF THE DILLON QUADRANGLE, MONTANA AND ADJACENT AREAS: USGS BULL. 574, P. 168-170

Reference (Deposit): MBMG BULL 85, P. 107.

Reference (Deposit): 1972 COMPILE M.B.M.G. BULL. 8

Reference (Production): OME FILES

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.