|
| water |
| playa |
| Quaternary, Tertiary, & Cretaceous—Sedimentary |
| Qa—Alluvium |
| Ql—Landslide deposits and colluvium |
| Qpl—Lacustrine and playa deposits |
| Qp—Piedmont alluvial deposits |
| Qe—Eolian deposits |
| Qeg—Gypsiferous eolian deposits |
| Qep—Eolian and piedmont deposits |
| Qd—Glacial deposits; till and outwash |
| Qoa—Older alluvial deposits of upland plains and piedmont areas, and calcic soils and eolian cover sediments of High Plains region |
| QTt—Travertine |
| QTp—Older piedmont alluvial deposits and shallow basin fill |
| QTs—Upper Santa Fe Group |
| QTsf—Santa Fe Group, undivided |
| QTg—Gila Group, Formation, or Conglomerate |
| Tus—Upper Tertiary sedimentary units |
| To—Ogallala Formation |
| Tfl—Fence Lake Formation |
| Tsf—Lower Santa Fe Group |
| Tlp—Los Pinos Formation of lower Santa Fe Group |
| Tc—Chuska Sandstone |
| Tps—Paleogene sedimentary units |
| Tsj—San Jose Formation |
| Tn—Nacimiento Formation |
| Toa—Ojo Alamo Formation |
| TKpc—Poison Canyon Formation |
| TKr—Raton Formation |
| TKpr—Poison Canyon and Raton Formations |
| Quaternary, Tertiary, & Cretaceous—Igneous |
| Qb—Basaltic to andesitic lava flows |
| Qv—Basaltic tephra and lavas near vents |
| Qbo—Basaltic to andesitic lava flows |
| Qvr—Ring-fracture rhyolite lava domes of the Valles caldera |
| Qr—Older rhyolite lavas and early volcaniclastic sedimentary fill deposits of the Valles caldera |
| Qbt—Bandelier Tuff |
| QTb—Basaltic to andesitic lava flows |
| Tpb—Basaltic to andesitic lava flows |
| Tmb—Basaltic to andesitic lava flows |
| Tnb—Basaltic to andesitic lava flows |
| Tnr—Silicic to intermediate volcanic rocks |
| Tnv—Intermediate to silicic volcanic rocks |
| Thb—Hinsdale Basalt |
| Tuau—Upper middle Tertiary basaltic andesites and andesites of the Mogollon Group |
| Tual—Lower-upper middle Tertiary basaltic andesites and andesites of the Mogollon Group |
| Tvs—Middle Tertiary volcaniclastic sedimentary units |
| Turf—Upper middle Tertiary rhyolitic lavas and local tuffs |
| Tlrf—Lower middle Tertiary rhyolitic lavas and local tuffs |
| Turp—Upper middle Tertiary rhyolitic pyroclastic rocks of the Mogollon Group, ash-flow tuffs |
| Tlrp—Lower middle Tertiary rhyolitic to dacitic pyroclastic rocks of the Datil Group, ash-flow tuffs |
| Tla—Lower middle Tertiary andesitic to dacitic lavas and pyroclastic flow breccias |
| Tuv—Upper middle Tertiary volcanic rocks |
| Tlv—Lower middle Tertiary volcanic rocks |
| Tv—Middle Tertiary volcanic rocks, undifferentiated |
| Ti—Tertiary intrusive rocks of intermediate to silicic composition |
| Tim—Tertiary mafic intrusive rocks |
| TKa—Animas Formation |
| TKav—Tertiary–Cretaceous andesitic to dacitic lavas and pyroclastic breccias |
| TKi—Tertiary–Cretaceous intrusive rocks |
| Cretaceous |
| K—Cretaceous rocks, undivided |
| Ku—Upper Cretaceous rocks of southwestern New Mexico, undivided |
| Kmc—McRae Formation |
| Kvt—Vermejo Formation and Trinidad Sandstone |
| Kkf—Kirtland and Fruitland Formations |
|
| Kpc—Pictured Cliffs Sandstone |
| Kls—Lewis Shale |
| Kpn—Pierre Shale and Niobrara Formation |
| Knf—Fort Hays Limestone Member of Niobrara Formation |
| Kmv—Mesaverde Group |
| Kch—Cliff House Sandstone |
| Klv—La Ventana Tongue of the Cliff House Sandstone |
| Kmf—Menefee Formation |
| Kpl—Point Lookout Sandstone |
| Kms—Satan Tongue of Mancos Shale |
| Kph—Hosta Tongue of Point Lookout Sandstone |
| Kmm—Mulatto Tongue of Mancos Shale |
| Kcc—Crevasse Canyon Formation |
| Kg—Gallup Sandstone |
| Kgm—Gallup Sandstone and underlying D-Cross Tongue of the Mancos Shale |
| Kmr—Rio Salado Tongue of the Mancos Shale |
| Kpg—Pescado Tongue of the Mancos Shale and Gallup Sandstone |
| Kth—Tres Hermanos Formation |
| Kma—Moreno Hill Formation and Atarque Sandstone |
| Km—Mancos Shale |
| Kmu—Mancos Shale, upper part |
| Kml—Mancos Shale, lower part |
| Kdr—Dakota Sandstone (Cenomanian) and Rio Salado Tongue of the Mancos Shale |
| Kgc—Greenhorn Formation and Carlile Shale, undivided |
| Kc—Carlile Shale |
| Kgg—Greenhorn Formation and Graneros Shale |
| Kgh—Greenhorn Formation |
| Kgr—Graneros Shale |
| Kmd—Intertongued Mancos Shale and Dakota Sandstone of west-central New Mexico |
| Kd—Dakota Sandstone |
| Kdg—Upper and Lower Cretaceous rocks of east-central and northeast New Mexico |
| Kmb—Mancos Shale (Cenomanian) and Beartooth and Sarten Formations (Albian) |
| Kl—Lower Cretaceous, undivided |
| Jurassic |
| J—Upper and Middle Jurassic rocks, undivided |
| Jm—Morrison Formation |
| Jmsu—Morrison Formation and upper San Rafael Group |
| Jz—Zuni Sandstone |
| Jze—Zuni and Entrada Sandstones, undivided |
| Je—Entrada Sandstone |
| Jsr—San Rafael Group |
| Triassic |
| TR—Triassic rocks, undivided |
| TRrp—Rock Point Formation of Chinle Group |
| TRc—Chinle Group |
| TRr—Redonda Formation |
| TRb—Bull Canyon Formation |
| TRt—Trujillo Formation |
| TRg—Garita Creek Formation |
| TRs—Santa Rosa Formation |
| TRcu—Upper Chinle Group, Garita Creek through Redonda Formations, undivided |
| TRm—Moenkopi Formation |
| Paleozoic |
| PZ—Paleozoic rocks, undivided |
| P—Permian rocks, undivided |
| Pqm—Quartermaster Formation |
| Pqr—Quartermaster and Rustler Formations |
| Pr—Rustler Formation |
| Psl—Salado Formation |
| Pc—Castile Formation |
| Pat—Artesia Group |
| Pty—Tansill and Yates Formations |
| Psr—Seven Rivers Formation |
| Pqg—Queen and Grayburg Formations |
| Pcp—Capitan Formation |
| Pbc—Bell Canyon Formation |
| Pcc—Cherry Canyon Formation |
| Psa—San Andres Formation |
| Pg—Glorieta Sandstone |
| Psg—San Andres Limestone and Glorieta Sandstone |
| Pco—Cutoff Shale |
| Pvp—Victorio Peak Limestone |
| Py—Yeso Formation |
| Pa—Abo Formation |
| Pau—Upper part of Abo Formation |
| Pal—Lower part of Abo Formation |
| Psy—San Andres, Glorieta, and Yeso Formations, undivided |
| Pya—Yeso and Abo Formations, undivided |
| Pct—Cutler Formation |
| Ph—Hueco Formation or Group |
| Pb—Bursum Formation |
| PIP—Permian and Pennsylvanian rocks, undivided |
| PIPsc—Sangre de Cristo Formation |
| IP—Pennsylvanian rocks, undivided |
| IPm—Madera Group |
| IPs—Sandia Formation |
| IPps—Panther Seep Formation |
| IPlc—Lead Camp Formation |
| M—Mississippian rocks, undivided |
| MD—Mississippian and Devonian rocks, undivided |
| MC—Mississippian through Cambrian rocks, undivided |
| D—Devonian rocks undivided |
| SO—Silurian and Ordovician rocks, undivided |
| SOC—Silurian through Cambrian rocks, undivided |
| OC—Ordovician and Cambrian rocks, undivided |
| OCp—Ordovician and Cambrian plutonic rocks of Florida Mountains |
| Proterozoic—Supracrustal |
| Ys—Mesoproterozoic sedimentary rocks |
| Xps—Paleoproterozoic pelitic schist |
| Xq—Paleoproterozoic quartzite |
| Xs—Paleoproterozoic metasedimentary rocks |
| Xvf—Paleoproterozoic rhyolite and felsic volcanic schist |
| Xvm—Paleoproterozoic mafic metavolcanic rocks with subordinate felsic metavolcanic rocks |
| Proterozoic—Intrusive |
| Yg—Mesoproterozoic granitic plutonic rocks |
| YXp—Mesoproterozoic and Paleoproterozoic plutonic rocks, undivided |
| Xg—Paleoproterozoic granitic plutonic rocks |
| Xpc—Paleoproterozoic calc-alkaline plutonic rocks |
