The Scratchgravel Hills Placer 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
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.
Scratchgravel Hills Placer MRDS details
Site Name
Primary: Scratchgravel Hills Placer
Secondary: Iowa
Secondary: Butcherknife and Spring Gulches
Commodity
Primary: Gold
Location
State: Montana
County: Lewis and Clark
District: Scratchgravel Hills District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Placer
Operation Type: Unknown
Discovery Year: 1864
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: Scratchgravel Quartz Monzonite Stock
Alterations
Not available
Rocks
Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene
Analytical Data
Not available
Materials
Ore: Gold
Comments
Comment (Location): LAT. LONG. ARE FOR SUMMIT OF SCRATCHGRAVEL HILL. IOWA GULCH IS NW, BUTCHERKNIFE IS N, AND SPRING GULCH IS S OF THE SUMMIT OF SCRATCHGRAVEL HILL.
Comment (Production): INTERMITTENT PRODUCTION, VALUE OF GOLD NOT KNOWN.
Comment (Geology): A CONSIDERABLE AREA IN THE WIDE VALLEY IN THE S PART OF THE HILLS IS COVERED WITH A THIN SHEET OF GOLD BEARING GRAVEL.
Comment (Workings): PLACER WORKINGS HAVE BEEN INTERMITTENT.
References
Reference (Deposit): USGS PP 610, P. 154.
Reference (Production): MBMG MEM 26, P. 59.
Reference (Deposit): MBMG MEM 26, P. 55, 59.
Reference (Deposit): USGS BULL. 842, P. 36.
Reference (Deposit): MBMG MEM 5, P. 24.
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.
