Wagon Bed Formation

Southwest and central Wyoming--Green and gray tuffaceous claystone, sandstone, and conglomerate; some uranium-phosphate marlstone and variegated bentonitic claystone. Locally contains oil shale between Wind River and Bighorn Basins; Central Wyoming (west side of Laramie Mountains)--Dull-green siliceous bentonitic claystone and tuff; giant granite boulder conglomerate in tuffaceous matrix.
State Wyoming
Name Wagon Bed Formation
Geologic age Eocene
Lithologic constituents
Sedimentary > Clastic > Conglomerate (Tuffaceous)
Sedimentary > Clastic > Mudstone > Claystone (Tuffaceous)bentonitic
Sedimentary > Clastic > Sandstone (Tuffaceous)
Sedimentary > Carbonate > Marlstoneuranium-phosphate bearing
Sedimentary > Clastic > Mudstone > Claystone > Bentonite
Sedimentary > Clastic > Mudstone > Shale > Oil-shale
NGMDB product
Counties Albany - Carbon - Fremont - Hot Springs - Natrona - Washakie