The Dexter 7 is a uranium mine located in Emery county, Utah at an elevation of 5,801 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: 5,801 Feet (1,768 Meters)
Commodity: Uranium
Lat, Long: 39.02917, -110.71222
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.
Dexter 7 MRDS details
Site Name
Primary: Dexter 7
Commodity
Primary: Uranium
Tertiary: Copper
Location
State: Utah
County: Emery
District: San Rafael Swell District
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: Harold Olsen
Owner Name: John Adams
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1950
Discovery Year: 1945
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Canyon Lands
Physiographic Detail: San Rafael Swell
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: R
Description: San Rafael Swell
Type: L
Description: Fractures
Alterations
Not available
Rocks
Name: Sandstone
Role: Host
Age Type: Host Rock
Age Young: Late Triassic
Analytical Data
Not available
Materials
Ore: Zippeite
Gangue: Malachite
Gangue: Tetrahedrite
Gangue: Melanterite
Gangue: Chalcanthite
Gangue: Chalcocite
Comments
Comment (Location): NW 1/4, NE 1/4, NW 1/4, SEC 05, T 20S, R 11E
Comment (Reserve-Resource): RESERVE FIGURE BASED ON DRILL HOLE INFORMATION
Comment (Workings): UNABLE TO GET TO SOME WORKINGS ESTIMATE TOTAL WORKINGS AT 800 FT.. INCLUDES 5 ADITS
Comment (Deposit): Discovery Year: 1940'S
References
Reference (Deposit): HAWLEY, C.C. 1968, GEOLOGY, ALTERED ROCKS AND ORE DEPOSITS OF THE SAN RAFAEL SWELL EMERY CO., UT. USGS BULL. 123
Reference (Deposit): 1950 RECON USAEC RM
Reference (Production): UGMS STUDY - 1973
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