Big Jack Lode

The Big Jack Lode is a silver mine located in Broadwater county, Montana at an elevation of 7,359 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: Big Jack Lode  

State:  Montana

County:  Broadwater

Elevation: 7,359 Feet (2,243 Meters)

Commodity: Silver

Lat, Long: 46.3775, -111.70222

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 Big Jack Lode

Big Jack Lode MRDS details

Site Name

Primary: Big Jack Lode


Commodity

Primary: Silver
Tertiary: Gold
Tertiary: Lead


Location

State: Montana
County: Broadwater
District: Winston (Beaver Creek)


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Dance, Al


Production

Not available


Deposit

Record Type: Site
Operation Category: Prospect
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N


Physiography

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


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Boulder Batholith


Alterations

Alteration Type: L
Alteration Text: Contact Metamorphism


Rocks

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

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

Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Not available


Materials

Ore: Galena
Ore: Pyrite


Comments

Comment (Workings): SHAFT AND TUNNEL ARE CAVED IN, DEBRIS IN TRENCH AND PITS (2).

Comment (Deposit): OLDER LIMESTONE IS FOLDED AND OVERLAIN BY ANDESITE PORPHORY. BOTH SEDIMENTARY AND VOLCANIC ROCKS ARE HIGHLY METAMORPHOSED WHERE INTRUDED BY IGNEOUS ROCK.


References

Reference (Deposit): 1950 DIREXPL USFS


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.