The Blue Jay Mine is a lead, copper, and silver mine located in Lewis and Clark 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
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.
Blue Jay Mine MRDS details
Site Name
Primary: Blue Jay Mine
Secondary: Red Bird Mine
Commodity
Primary: Lead
Primary: Copper
Primary: Silver
Secondary: Iron
Tertiary: Antimony
Location
State: Montana
County: Lewis and Clark
District: Austin District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Swan Brothers
Years: 1933 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Contact Metasomatic
Operation Type: Unknown
Discovery Year: 1900
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
Form: LARGE, IRREGULAR CHAMBERS OR PIPES
Structure
Type: R
Description: Boulder Batholith
Alterations
Alteration Type: L
Alteration Text: Oxidized
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Malachite
Ore: Hematite
Ore: Chalcocite
Ore: Limonite
Ore: Chrysocolla
Ore: Tetrahedrite
Gangue: Quartz
Gangue: Calcite
Gangue: Pyrite
Comments
Comment (Location): NEAR WILLIT RIDGE
Comment (Production): $300000 IN CU, AG, PB ORE AND FE VALUABLE FOR FLUXING
Comment (Deposit): ORE BODY PITCHES TO THE SOUTH. RESEMBLES COPPER PITCH ORE. MOST ORE FOUND AT DEPTHS OF 100-200 FT. IN PIPES
Comment (Workings): 350 FT. INCLINED SHAFT. OPENINGS ALONG OUTCROP.
Comment (Geology): BRECCIATED ORE AND POROUS SILICIOUS ORE GIVE EVIDENCE THAT PYRITE, CHALCOPYRITE, AND GALENA WERE ONCE PRESENT BUT HAVE BEEN WEATHERED OUT.
References
Reference (Deposit): USGS BULL 842, P. 60-1.
Reference (Deposit): MBMG IC 13, P. 28.
Reference (Production): USGS BULL 842, P. 60.
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.
