The Unknown Prospect is a tungsten mine located in Millard county, Utah at an elevation of 8,501 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: 8,501 Feet (2,591 Meters)
Commodity: Tungsten
Lat, Long: 39.19528, -113.40222
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.
Unknown Prospect MRDS details
Site Name
Primary: Unknown Prospect
Commodity
Primary: Tungsten
Location
State: Utah
County: Millard
District: House Range
Land Status
Land ownership: BLM Administrative Area
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: Notch Peak Minerals
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Contact Metamorphic
Operation Type: Unknown
Year First Production: 1955
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: R
Description: Basin And Range
Type: L
Description: The Area Is A Limestone Roof Pendant Domed Up By The Intrusive. It Is Also A Titled (Se) Fault Block
Alterations
Alteration Type: L
Alteration Text: Skarn
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cambrian
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Jurassic
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Analytical Data
Not available
Materials
Ore: Scheelite
Gangue: Epidote
Gangue: Idocrase
Comments
Comment (Location): SECTION SUBDIVISIONS 1/4 1/4 1/4 NOT SURVEYED
Comment (Geology): TUNGSTEN OCCURS AS FINE DISSEMINATED SCHEELITE POWDER.
References
Reference (Deposit): EVERTS, M.L., 1979, UTAH GEOLOGICAL AND MINERAL SURVEY: ON SITE INVESTIGATION
Reference (Deposit): HINTZE, L.F., 1974, PRELIM. GEOLOGIC MAP OF THE NOTCH PEAK QUADRANGLE MILLARD COUNTY, UTAH: USGS MF-636
Reference (Deposit): EVERETT, F.D., 1961, TUNGSTEN DEPOSITS OF UTAH: USBM INFORMATION CIRCULAR #8014
Reference (Deposit): 1876 RECON GILBERT, G.K., 100TH MERIDIAN RPT. V.3
Reference (Deposit): 1908 RECON WALCOTT, C.D., SMITHSONIAN MIS COLL. V.53
Reference (Deposit): 1951 RECON WHEELER, H.E., UGMS GUIDEBOOK #6
Reference (Production): EVERTS, M.L., 1979.
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