The Latest Out Mine is a gold mine located in Madison county, Montana at an elevation of 6,250 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: 6,250 Feet (1,905 Meters)
Commodity: Gold
Lat, Long: 45.44306, -112.11389
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.
Latest Out Mine MRDS details
Site Name
Primary: Latest Out Mine
Commodity
Primary: Gold
Location
State: Montana
County: Madison
District: Sheridan (Horse Creek) District
Land Status
Land ownership: Private
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: Wyoming-Montana Milling And Eng. Co.
Home Office: Powell, Wy.
Years: 1956 -
Owner Name: H. D. Steiner
Years: 1950 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Discovery Year: 1925
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Tobacco Root Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: L
Description: Post Min. Faults, N85w-N65e, 65-70n
Alterations
Alteration Type: L
Alteration Text: At Least 3 Zones Of Alteration-Calcite, Sericite, Kaolinite
Rocks
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Neoarchean
Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoarchean
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Analytical Data: HIGH RADIOACTIVITY
Materials
Ore: Gold
Ore: Galena
Ore: Silver
Ore: Chalcopyrite
Comments
Comment (Location): HEAD OF SAND COULEE CR. ; INFO FROM LAND.ST :(1978)
Comment (Deposit): Discovery Year: EARLY 1900'S
Comment (Workings): MAIN ADIT IS 350 FT LONG, WITH 2 CROSSCUTS, 50 AND 20 FT LONG. INCLINE SHAFT FOLLOWS VEIN FOR 63 FT S70W.
Comment (Deposit): MIN RES US NOTED PRODUCTION IN 1926 AND 1929 ; INFO.SRC : 1 PUB LIT
Comment (Development): MINE OPERATED INTERMITTENTLY 1920'S-1950. RADIOACTIVITY NOTED IN 1953 AND MINE OPENED AS HEALTH SPA FOR $3/PER PERSON.
Comment (Deposit): COMPLEX VEINS AND GOUGE ALONG SHEAR ZONES.
References
Reference (Deposit): LEVANDOWSKI, D.W. 1956 PHD, U OF MICH
Reference (Deposit): MIN RES US, 1926, 29
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.
