Upper Cretaceous rocks of southwestern New Mexico, undivided

Beartooth and Sarten Formations are in part Albian. Includes Virden Formation in northern Hidalgo County, Ringbone Formation in Hidalgo, Luna and Grant Counties, Mancos Shale in Silver City area.
State New Mexico
Name Upper Cretaceous rocks of southwestern New Mexico, undivided
Geologic age Maastrichtian to Cenomanian
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate (Bed)no lith description on map - description from GEOLEX
Sedimentary > Clastic > Mudstone > Shale (Bed)no lith description on map - description from GEOLEX
Sedimentary > Clastic > Sandstone (Bed)no lith description on map - description from GEOLEX
Minor
Sedimentary > Carbonate > Limestone (Bed, Lens)no lith description on map - description from GEOLEX
Metamorphic > Metasedimentary > Metaclastic > Quartziteno lith description on map - description from GEOLEX
Incidental
Igneous > Volcanic (Flow, Volcaniclastic-volcanic breccia)no lith description on map - description from GEOLEX - Ringbone Formation - Upper third has basalt and andesite porphyry flows and basaltic volcanic breccia interbedded with black shale.
References
NGMDB product
Counties Colfax - Grant - Hidalgo - Luna - McKinley - Mora - Sandoval - San Juan - San Miguel - Santa Fe - Sierra - Valencia