Alluvium and colluvium
In Western Utah: Quichapa Group and other volcanic rocks (Tmb,Tmr,Tma). In Central Utah: Silver Shield Latite (17 my) and Pinyon Creek Conglomerate.
Isom Fm (tuff), Needles Range Fm (ash-flow tuff), Escalante Desert Fm (ash-flow tuff), Sawtooth Peak Fm (ash-flow tuff), and Tunnel Springs Tuff.
Older alluvial deposits
Tertiary volcanic rocks, undivided.
Quartz Monzonite (in Cedar City area) and monzonite and granite (in Marysvale area).
Notch Peak, Orr, Lamb, Weeks, and Wah Wah Summit Formations.
Sevier River Formation.
In Southwestern Utah: In Cedar City area: Page Ranch Fm, Rencher Fm and Quichapa Group (24my). In Marysvale area: Joe Lott Tuff, Mt. Belknap Volcanics, Osiris Tuff and Mt. Dutton Formation.
Basalts
Lake Bonneville deposits
Prospect Mountain Quartzite (3,500 feet thick).
Trippe Ls, Marjum/Pierson Cove Fms, Wheeler Shale, Swasey Ls, Whirlwind Fm, Dome Ls, Chisholm Fm, Howell Fm, and Pioche Fm.
In Northwestern Utah: Dacitic tuff (8.5 my). In Logan-Huntsville Allochthon: rhyolite.
Pilot Shale, Guilmette Formation, and Simonson and Sevy Dolomites.
Intrusions, chiefly granitic, of various dates.
Ely Springs Dm, Eureka Qtz, Crystal Peak Dm, Watson Ranch Qzt, and the Pogonip Group (Lehman Formation, Kanosh Shale, Juab, Wah Wah, Fillmore, and House Limestones).
Landslides
Joana Limestone.
Laketown Dolomite.
McCoy Creek and Sheeprock Groups (10,000+ feet thick).
Navajo Sandstone, Kayenta and Moenave Formations. Includes Zion National Park (Navajo Ss).
Navajo Sandstone (Star Range and Blue Mountain).
Ochre Mountain Limestone (Great Blue equivalent) and Woodman Formation (Deseret Humbug equivalent).
Rhyolites
Oquirrh Group (10,000+ feet thick) of Cedar Mountains and vicinity, is equivalent, in part to Arcturus Formation and Ely Limestone elsewhere
Arcturus Formation.
Gerster Limestone, Plympton Formation and Kaibab Limestone.
Kaibab Limestone and Toroweap Formation.
Moenkopi (in Blue Mountain) and Thaynes (north of Confusion Range) Formations.
Moenkopi Formation.
Coconino Sandstone, Supai Group, and Pakoon Formation.
Callville Limestone.
Rhyolites
Redwall Limestone (chert).
Basalts
In Cedar City area: Isom Fm and Needles Range Fm (29 my). In Marysvale area: Bullion Canyon Volcanics.
Chinle Formation.
Nopah and Bonanza King Formations, Muav Limestone, and Pioche Shale
Mud and salt flats
Salt Lake Formation and other Basin & Range valley-filling alluvial, lacustrine, and volcanic materials. Valley fill is more than 8,000 feet thick in places and includes salt masses under the Sevier Desert.
Red conglomerate
Alluvial materials, Axtell and Harkers Formations