Big Indian Mine

The Big Indian Mine is a gold mine located in Jefferson 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: Big Indian Mine  

State:  Montana

County:  Jefferson

Elevation:

Primary Mineral: Gold

Lat, Long: 46.53806, -112.02222

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 Indian Mine

Big Indian Mine MRDS details

Site Name

Primary: Big Indian Mine


Commodity

Primary: Gold


Location

State: Montana
County: Jefferson
District: Helena District


Land Status

Not available


Holdings

Not available


Workings

Type: Surface/Underground


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1875
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: R
Description: Boulder Batholith

Type: L
Description: Vertical Joint System; Aplite And Diorite Porphyry Dikes


Alterations

Alteration Type: L
Alteration Text: Tourmalinization In Fractures


Rocks

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

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

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


Analytical Data

Analytical Data: $5/TON AU.


Materials

Ore: Gold
Gangue: Tourmaline
Gangue: Pyrite
Gangue: Quartz


Comments

Comment (Location): NEAR THE HEAD OF HOLMES GULCH.

Comment (Production): ESTIMATED $110,000 IN AU BETWEEN 1875-1902. DURING 1903 & 1904 IT WAS THE LARGEST PRODUCER OF AU. CEASED PRODUCTION IN 1905.

Comment (Deposit): THE ORE BODY IS A MINERALIZED STOCKWORK CONSISTING OF A MULTITUDE OF NET-LIKE VEINLETS OF IRON-STAINED QUARTZ, TOURMALINE, AND PYRITE.

Comment (Workings): SMALLER OPEN CUT (PIT) 100 FT. BY 75 FT.; 10 STAMP MILL (1902), 60 STAMP MILL (1902-1905) ELECTRIC POWERED ORE WAS DRAWN FROM THE CUTS THROUGH A "GLORY HOLE" AND TRAMMED TO THE MILL THROUGH AN ADIT. EXTENT OF UNDERGROUND WORKINGS IS UNKNOWN.

Comment (Geology): PARDEE, USGS BULL 842, SAYS THERE ARE NO QUART VEINLETS.


References

Reference (Deposit): USGS BULL 57, P. 51, 100.

Reference (Production): MBMG BULL 16, P. 105

Reference (Deposit): MBMG BULL 16, P. 74-5, 105.

Reference (Deposit): USGS BULL 842, P. 210


Colorized Mining Photos

Drumlummon Mine at Marysville, Montana late 1880s

Western Mining History's collection of colorized mining photos includes incredible scenes from Montana: Best Historical Photos: Colorized Mining Scenes.