Mesaverde Group - Rock Springs Formation

Rock Springs uplift. White to brown sandstone, shale, and claystone; numerous coal beds.
State Wyoming
Name Mesaverde Group - Rock Springs Formation
Geologic age Upper Cretaceous
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Claystone
Sedimentary > Clastic > Sandstone
Sedimentary > Clastic > Mudstone > Shale
Minor
Sedimentary > Coal
References
NGMDB product
Counties Sweetwater