The Negros Mine is a lead and silver mine located in Powell 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.
Negros Mine MRDS details
Site Name
Primary: Negros Mine
Commodity
Primary: Lead
Primary: Silver
Secondary: Gold
Secondary: Zinc
Secondary: Copper
Location
State: Montana
County: Powell
District: Elliston District
Land Status
Land ownership: National Forest
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: Underground
Ownership
Owner Name: J. F. Hopkins
Home Office: 401 N. Montana, Helena, Mt. 59601
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
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
Alterations
Alteration Type: L
Alteration Text: Argillization
Rocks
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Andesite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Analytical Data
Not available
Materials
Ore: Sphalerite
Ore: Gold
Ore: Galena
Gangue: Pyrite
Gangue: Quartz
Comments
Comment (Location): ON THE E SIDE OF LITTLE BLACKFOOT RIVER. ; INFO FROM LAND.ST :(1954)
Comment (Deposit): S ADIT 3 VEINS HAVE BEEN EXPOSED, THEY RANGE FROM 0.5 TO 3.0 FT IN WIDTH. THE N ADIT EXPLORES ONLY ONE VEIN THAT RANGES FROM 4 TO 24 IN IN WIDTH.
Comment (Workings): TWO ADITS, STOPES
References
Reference (Deposit): MBMG BULL 98, P. 14, 50.
Reference (Deposit): USGS BULL 1151, PL. 1.
Reference (Deposit): MBMG BULL 109, P. 17.
Reference (Production): MBMG BULL 98, P. 50.
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.
