Gray Jockey Mine

The Gray Jockey Mine is a silver, copper, and lead mine located in Beaverhead county, Montana at an elevation of 7,940 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: Gray Jockey Mine  

State:  Montana

County:  Beaverhead

Elevation: 7,940 Feet (2,420 Meters)

Commodity: Silver, Copper, Lead

Lat, Long: 45.69444, -112.93194

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 Gray Jockey Mine

Gray Jockey Mine MRDS details

Site Name

Primary: Gray Jockey Mine


Commodity

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


Location

State: Montana
County: Beaverhead
District: Quartz Hill (Vipond) District


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Mabel Martin Jacob And Others


Production

Year: 1965
Time Period: 1917 - 1965
Material type: CU
Description: Cp_Grade: ^Less Than 1 %
Year: 1965
Time Period: 1917 - 1965
Material type: AG
Description: Cp_Grade: ^10.5 Oz/St
Year: 1965
Time Period: 1917 - 1965
Material type: AU
Description: Cp_Grade: ^0.08 Oz/St


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
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

Not available


Structure

Type: L
Description: Gray Jockey Anticline Deposit On Southwest Flank Of Anticline


Alterations

Not available


Rocks

Name: Dolomite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Cambrian

Name: Dolomite
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian


Analytical Data

Not available


Materials

Ore: Freibergite
Ore: Tetrahedrite


Comments

Comment (Production): PRODUCTION FIGURES INCLUDE 1,634 LBS. OF LEAD: AT LESS THAN 0.01% . PROD. YEARS 1917 - 1919 , 1936 - 1937 , 1951 , 1961 - 1962 , 1965

Comment (Workings): VEIN EXPOSED BY SHALLOW OPEN-CUT ABOUT 60 FT LONG AND 5 - 10 FT WIDE. CAVED SHAFT 100 FT NORTH OF PIT, FROM SIZE OF DUMP ESTIMATED TO BE SEVERAL HUNDRED FEET IN DEPTH

Comment (Reserve-Resource): RESERVE ESTIMATES ORE AVERAGES 5 OZ/ST AG, 0.02 OZ/ST AU


References

Reference (Deposit): MBMG BULL 85

Reference (Production): GEACH, R. D., 1972, M.B.M.G. BULL. 85.


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.