The Franklin Mine is a silver and gold 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.
Franklin Mine MRDS details
Site Name
Primary: Franklin Mine
Secondary: Sam Gaty
Secondary: Doctor Steele
Commodity
Primary: Silver
Primary: Gold
Secondary: Copper
Secondary: Lead
Secondary: Silica
Secondary: Zinc
Location
State: Montana
County: Lewis and Clark
District: Scratchgravel Hills District
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Thomas Cruse Mining And Development Co.
Home Office: C/O Fergus Fay, 446 W. Lawrence, Helena, Mt. 59601
Production
Not available
Deposit
Record Type: Site
Operation Category: Past 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: L
Description: 2 Vertical Faults With Easterly Trend
Alterations
Alteration Type: L
Alteration Text: Sericitization, Oxidation
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: Host Rock Unit
Age Young: Neoproterozoic
Analytical Data
Analytical Data: ASSAY OF ORE
Analytical Data: $2-44/TON AU, .09-3 OZ/TON AG, .6-11.5% PB, AVERAGE VALUE OF ORE WAS $42/TON WITH 90% OF VALUE BEING GOLD (1914-1918)
Materials
Ore: Galena
Ore: Gold
Gangue: Pyrite
Gangue: Iron
Unknown: Quartz
Comments
Comment (Deposit): 2 MAJOR VEINS: SAM GATY-LEAD VEIN TRENDS N 50-55 E DIPS 40-60 SE, GOLD VEIN TRENDS N 45 W, DIPS 10-20 NE AND IS CUT AND OFFSET BY LEAD VEIN
Comment (Workings): SEVERAL SHAFTS, 1000 FT. OF RAISES, DRIFTS
Comment (Deposit): PRODUCING IN 1962 ; INFO.SRC : 1 PUB LIT
Comment (Location): ABOUT 2.2 KM NW OF ABANDONED STATE FAIRGROUND
Comment (Reserve-Resource): HORIZONTAL PERSISTANCE OF SAM GATY AND GOLD VEINS SUGGEST THEY EXTEND MUCH DEEPER THAN PRESENT WORKINGS AND COULD REMAIN WITH IN USABLE GRADE WITHIN MODERATE ADDITIONAL DEPTH (PARDEE AND SCHRADER, 1933, U.S.G.S. BULL. 842, P. 41-43)
Comment (Production): USGS BULL 842, P. 41.
References
Reference (Production): PARDEE AND SCHRADER, 1933, U.S.G.S. BULL 842, P. 41-43
Reference (Deposit): MBMG BULL 33, P. 17.
Reference (Deposit): MBMG BULL 92, P. 13
Reference (Deposit): USGS BULL 842, P. 41-3.
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.
