The Horse Creek Quartz Diorite Pegmatite is a chromium, mica, feldspar, and quartz mine located in Madison county, Montana at an elevation of 5,899 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: 5,899 Feet (1,798 Meters)
Commodity: Chromium, Mica, Feldspar, Quartz
Lat, Long: 45.43556, -112.11639
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.
Horse Creek Quartz Diorite Pegmatite MRDS details
Site Name
Primary: Horse Creek Quartz Diorite Pegmatite
Commodity
Primary: Chromium
Primary: Mica
Primary: Feldspar
Primary: Quartz
Location
State: Montana
County: Madison
District: Sheridan (Horse Creek) District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Peridotite
Role: Host
Age Type: Host Rock Unit
Age Young: Neoarchean
Name: Peridotite
Role: Host
Age Type: Host Rock
Age Young: Neoarchean
Analytical Data
Not available
Materials
Ore: Chromite
Comments
Comment (Deposit): OF SLIGHT COMMERCIAL VALUE BUT PECULIAR SCIENTIFIC INTEREST. 50 FT ADIT ; INFO.SRC : 1 PUB LIT
Comment (Location): ON HORSE CREEK
Comment (Geology): GEOL.DESC: DIKE CONTAINS CHROMITE BAND, VEINLETS OF CHLINOCHLORE, FIBROUS AND MASSIVE SERPENTINE. PEG. CONTAINS MOSTLY PLAGIOCLASE AND THIN 1 INCH BIOTITE PLATES. ONLY QUARTZ DIORITE PEGMATITE RECORDED FROM MONTANA.
References
Reference (Deposit): CONSV. DIV. COMP. DATE, 07-11-1963
Reference (Deposit): MONT. B.M. AND GEOL. MEM. 28, 1949, P. 26, 27.
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.
