The Wayside Mine is a 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
Wayside Mine MRDS details
Site Name
Primary: Wayside Mine
Commodity
Primary: Gold
Secondary: Copper
Location
State: Montana
County: Lewis and Clark
District: Scratchgravel Hills District
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Owner Name: J. C. Robinson
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: R
Description: Boulder Batholith
Type: L
Description: Several Faults And Shear Zones Trending Ne And Nw Scratchgravel Quartz Monzonite Stock
Alterations
Alteration Type: L
Alteration Text: Sericitization
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: $5.00-20.00/TON AU (1900'S)
Materials
Ore: Malachite
Ore: Gold
Gangue: Sericite
Gangue: Pyrite
Gangue: Quartz
Comments
Comment (Location): NW OF THE NETTIE AND BLUE BIRD MINES.
Comment (Deposit): DOUBLE VEIN SEPARATED BY A FEW FEET OF ALTERED GRANITE, HAS SOME POSTMINERAL MOVEMENT. ANOTHER VEIN DEVELOPED BY A 50 FT TIMBERED SHAFT STRIKES WEST AND DIPS NEARLY VERTICAL, 4FT WIDE. NW PART OF CLAIM A PORPHYRY DIKE APPEARS. IT HAS SOME SMALL METAMORPHOSED SEDIMENTARY ROCK INCLUDED. IT HAS SOME GREEN COPPER STAINING AND SOME MALACHITE.
Comment (Workings): OPEN CUTS; SHALLOW TRENCHES, SHALLOW SHAFTS, DRIFTS
References
Reference (Production): USGS BULL 842, P. 44-46.
Reference (Deposit): USGS BULL 842, P. 44-45
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.
