The Fool Hen Property is a mine located in Beaverhead county, Montana at an elevation of 7,579 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: 7,579 Feet (2,310 Meters)
Commodity:
Lat, Long: 45.81833, -113.12861
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.
Fool Hen Property MRDS details
Site Name
Primary: Fool Hen Property
Secondary: Foolhen
Commodity
Tertiary: Tungsten
Location
State: Montana
County: Beaverhead
District: Calvert Hill District
Land Status
Not available
Holdings
Not available
Workings
Type: Surface
Ownership
Owner Name: Minerals Engineering Co. (Meco)
Home Office: Grand Junction, Co.
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Pioneer Mountains
Mineral Deposit Model
Not available
Orebody
Form: PODS, LENSES
Structure
Type: L
Description: Sediments Strike N25w To N25e, Vertically.
Alterations
Not available
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
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
Analytical Data
Analytical Data: SAMPLES ASSAYED FROM A TRACE TO 0.54% WO3.
Materials
Ore: Scheelite
Gangue: Calcite
Gangue: Quartz
Gangue: Mica
Gangue: Epidote
Gangue: Tourmaline
Gangue: Actinolite
Gangue: Garnet
Comments
Comment (Deposit): TACTITE LENSES AND PODS RANGE IN SIZE FROM 80 X 25 TO STREAKS A FEW FEET LONG AND A FEW INCHES WIDE
Comment (Workings): 1400 FT. OF BULLDOZER TRENCHES
Comment (Geology): SCHEELITE GRAINS UP TO 1/8 INCH DIAMETER ARE IRREGULARLY DISSEMINATED THROUGH TACTITE. ; GEOL.DESC: 0.5% SCHEELITE AT BEST
Comment (Development): MIN. EXP. CO. APPLIED FOR DMEA ASSISTANCE IN TUNGSTEN EXPLORATION, WORK PROPOSED INCLUDED TRENCHING AND DRILLING ALONG THE TACTITE ZONE.
References
Reference (Deposit): MBMG BULL 85, P. 148.
Reference (Deposit): DEFENSE MINERALS EXPLORATION ASSOCIATION FILE 4840.
Reference (Deposit): 1958 RECON DMEA-484
Reference (Deposit): DMEA FILE 4840, 5 P.
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.