Sedimentary Rocks

Northern part of Wind River Basin. White-weathering oil-stained sandstone and brown carbonaceous shale.
State Wyoming
Name Sedimentary Rocks
Geologic age Upper Cretaceous-Paleocene
Lithologic constituents
Sedimentary > Clastic > Sandstone
Sedimentary > Clastic > Mudstone > Shale
Comments Top of COMU box is ?. Top of unit may be younger than Paleocene
NGMDB product
Counties Fremont