Clyde, Marsh, Longport Claims

The Clyde, Marsh, Longport Claims is a uranium mine located in Fremont county, Wyoming at an elevation of 7,100 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: Clyde, Marsh, Longport Claims  

State:  Wyoming

County:  Fremont

Elevation: 7,100 Feet (2,164 Meters)

Commodity: Uranium

Lat, Long: 42.73333, -107.46667

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 Clyde, Marsh, Longport Claims

Clyde, Marsh, Longport Claims MRDS details

Site Name

Primary: Clyde, Marsh, Longport Claims
Secondary: Clyde Group
Secondary: Marsh Group
Secondary: Longport Group


Primary: Uranium


State: Wyoming
County: Fremont

Land Status

Not available


Not available


Not available


Owner Name: Charles M. Coleman and associates
Info Year: 1963

Owner Name: Gas Hills Uranium Co.
Info Year: 1963
Years: 1963 -


Not available


Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Significant: N


General Physiographic Area: Rocky Mountain System
Physiographic Province: Wyoming Basin

Mineral Deposit Model

Not available


Not available


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Analytical Data

Not available


Ore: Uraninite


Comment (Deposit): BEAVER RIM AREA, WYO.

Comment (Environment): Hydrologic unit code calculated 3-94 using GIS overlay analysis with 1:1000000(est) scale federal ownership boundaries.

Comment (Location): DMEA Docket 4047 p. 5 of 205, says Clyde Group -- 12 claims in secs. 15, 22, 23, T43N, R91W Marsh Group -- 6 claims in secs. 32 and 33, T33N, R90W Longport Group -- 5 claims in Secs. 27 and 34, T33N, R90W So it appears that there are 2 non-contiguous claim blocks, Clyde and Marsh-Longport.


Reference (Deposit): USGS BULL. 1164

Reference (Deposit): DMEA Docket 4047, 205 p.,

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