The Unknown is a uranium mine located in San Juan county, Utah at an elevation of 5,440 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: 5,440 Feet (1,658 Meters)
Commodity: Uranium
Lat, Long: 38.40472, -109.46250
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 MRDS details
Site Name
Primary: Unknown
Secondary: Bridger Jack Mesa 1 - 14
Commodity
Primary: Uranium
Secondary: Vanadium
Location
State: Utah
County: San Juan
District: Bridger Jack Mesa, Moab 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: Jack Halverson
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Canyon Lands
Physiographic Detail: Lisbon Prong - Salt Anticline Region
Mineral Deposit Model
Not available
Orebody
Form: POD - LENS
Structure
Type: R
Description: Paradox Fold & Fault Belt
Type: L
Description: Local Fault
Alterations
Not available
Rocks
Name: Sandstone
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic
Name: Sandstone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic
Analytical Data
Analytical Data: U3O8 = .300 %, V2O5 = .378
Materials
Ore: Uraninite
Ore: Uranophane
Ore: Tyuyamunite
Gangue: Gypsum
Gangue: Limonite
Gangue: Jarosite
Comments
Comment (Production): MAX PROD. THOUGHT TO BE LESS THAN 100 LBS. U3O8
Comment (Location): SECTION SUBDIVISION: NW 1/4 SE 1/4 NE 1/4 SEC 35
References
Reference (Analytical Data): SRC.REF: H 29 2 FT CHIP SAMPLE 100 FT FROM PARTIAL IN SW CROSSCUT MINERALIZED TOLL
Reference (Reserve-Resource): DOELLING, H. H.
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