The Brooklyn Mine is a silver and lead mine located in Granite county, Montana at an elevation of 6,319 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
Elevation: 6,319 Feet (1,926 Meters)
Commodity: Silver, Lead
Lat, Long: 46.39028, -113.12222
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.
Brooklyn Mine MRDS details
Site Name
Primary: Brooklyn Mine
Secondary: Pierre Mine
Secondary: S. Brooklyn Mine
Commodity
Primary: Silver
Primary: Lead
Secondary: Zinc
Secondary: Copper
Tertiary: Antimony
Location
State: Montana
County: Granite
District: Princeton (South Boulder Creek) 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: Roger Little
Owner Name: Black And White Mining Co.
Production
Year: 1907
Material type: CU
Description: Ap_Grade: ^1.7%
Year: 1907
Material type: PB
Description: Ap_Grade: ^8%
Year: 1907
Material type: ZN
Description: Ap_Grade: ^13%
Year: 1907
Material type: AG
Description: Ap_Grade: ^37 Oz/Ton
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1904
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: Flint Creek Range
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: R
Description: Philipsburg Batholith
Type: L
Description: On Crest Of Douglas Mountain Anticline
Alterations
Not available
Rocks
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Granite
Role: Associated
Age Type: Host Rock Unit
Age Young: Mississippian
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Mississippian
Analytical Data
Analytical Data: 1.22 % CU.
Analytical Data: 0.6 % ZN
Analytical Data: 0.4 % PB
Analytical Data: 2.48 % PB. S. BROOKLYN: 6.2 OZ/TON AG
Analytical Data: 0.3 % CU
Analytical Data: 0.002 OZ/TON AU
Analytical Data: 18.1 OZ/TON AG
Materials
Ore: Tetrahedrite
Ore: Galena
Ore: Sphalerite
Ore: Copper
Gangue: Quartz
Gangue: Pyrite
Gangue: Barite
Gangue: Garnet
Comments
Comment (Location): UTM LOCATION OF LOWERMOST OF THREE ADITS ; INFO FROM LAND.ST :(1971)
Comment (Development): COMPRESSOR SHED, MACHINE SHOP, WATER PIPE, REMAINS OF BURNED MILL.
Comment (Workings): 600FT ADIT DRIVEN N INTERSECTS A PORPHYRY DIKE 152 M FROM THE PORTAL. #2 ADIT CONNETS WITH ADIT #3 WITH A 50 FT CROSSCUT. ADIT #3 IS 300 FT LONG. ADIT #5 1300 FT LONG WITH HAULAGE WAY. 4 IN GIANT GRIZZLY MOUNTED AT FACE OF ADIT.
References
Reference (Deposit): FS00057
Reference (Deposit): FS00058
Reference (Deposit): MBMG BULL 100, P. 8.
Reference (Deposit): 1960 DIREXPL USF
Reference (Production): USGS PP 78.
Reference (Deposit): USGS PP 78, P. 249.
Reference (Deposit): SILVERMAN, A., 1965, ECONOMIC GEOLOGY OF THE FLINT CREEK RANGE: BILLINGS GEOL. SOC. 16TH ANNUAL FLD. CONF., P. 108 - 119.
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.
