Lewis Shale

Marine shale and mudstone.
State New Mexico
Name Lewis Shale
Geologic age Campanian
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Clastic > Mudstone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)no lith description on map - description from GEOLEX
Incidental
Sedimentary > Carbonate > Limestone (Bed)GEOLEX
References
NGMDB product
Counties McKinley - Rio Arriba - Sandoval - San Juan