Columbia Shaft

The Columbia Shaft is a uranium and vanadium mine located in San Juan county, Utah at an elevation of 6,821 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

Name: Columbia Shaft  

State:  Utah

County:  San Juan

Elevation: 6,821 Feet (2,079 Meters)

Commodity: Uranium, Vanadium

Lat, Long: 38.6825, -109.26583

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.


Satelite image of the Columbia Shaft

Columbia Shaft MRDS details

Site Name

Primary: Columbia Shaft
Secondary: Pattie Ann Decline


Commodity

Primary: Uranium
Primary: Vanadium


Location

State: Utah
County: San Juan
District: Big Indian Wash Area


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: Atlas Minerals Corp.


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


Mineral Deposit Model

Not available


Orebody

Form: TABULAR - FLAT, STRATIFIED


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Bleaching In Wallrock


Rocks

Name: Sandstone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Triassic

Name: Sandstone
Role: Host
Age Type: Host Rock
Age Young: Late Triassic


Analytical Data

Not available


Materials

Ore: Uraninite


Comments

Comment (Location): SECTION SUBDIVISION: SW 1/4 SE 1/4 SEC 33

Comment (Development): COLUMBIA SHAFT IS NOW USED AS AN AIR VENT. PATTIE ANN DECLINE LOCATED 400 PLUS OR MINUS FT TO THE SOUTH IS USED FOR ACCESS.

Comment (Workings): ROOM AND PILLAR, OPEN STOPE, SLUSHER MINES RETUAL PANEL TYPE MINE.


References

Reference (Production): UGMS STUDY 1973

Reference (Reserve-Resource): TRIMBLE, LARRY M., 1977


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