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Mineral Resources > Online Spatial Data > Geology > by state > Utah Geology

Geologic units in Sevier county, Utah

[Additional scientific data in this geographic area]

Quaternary alluvium and colluvium (Quaternary) at surface, covers 23 % of this area

Lithology: alluvium; colluvium

Cretaceous and Tertiary sedimentary rocks in southeastern Utah (Late Cretaceous to Paleocene) at surface, covers 6 % of this area

Lithology: fine-grained mixed clastic; sandstone; conglomerate

Miocene basalts (Early to Middle Miocene) at surface, covers < 0.1 % of this area

Lithology: basalt

Quaternary eolian deposits (Quaternary) at surface, covers < 0.1 % of this area

Lithology: eolian

Pliocene basalts (Pliocene) at surface, covers < 0.1 % of this area

Lithology: basalt; rhyolite

Jurassic (2) sedimentary rocks in southeastern Utah (Late Jurassic) at surface, covers < 0.1 % of this area

Lithology: shale; sandstone; conglomerate

Tertiary intrusive rocks in central Utah (Late Eocene to Oligocene) at surface, covers < 0.1 % of this area

Lithology: granodiorite; monzonite; quartz monzonite; monzodiorite; granite; diorite; quartz diorite; quartz monzodiorite

Tertiary (1) sedimentary rocks in southeastern Utah (Late Paleocene to Early Eocene) at surface, covers 2 % of this area

Lithology: limestone; medium-grained mixed clastic; dolostone (dolomite)

Tertiary (4) sedimentary rocks in central Utah (Middle Miocene to Late Pliocene) at surface, covers 0.8 % of this area

Lithology: medium-grained mixed clastic; alluvium; limestone; pyroclastic

Cretaceous (2) sedimentary rocks in southeastern Utah (Late Cretaceous) at surface, covers 5 % of this area

Lithology: shale; sandstone; limestone

Quaternary landslides (Quaternary) at surface, covers 2 % of this area

Lithology: landslide

Cretaceous (1) sedimentary rocks in southeastern Utah (Cretaceous) at surface, covers 0.3 % of this area

Lithology: sandstone; shale

Miocene volcanic rocks (Late Oligocene to Middle Miocene) at surface, covers 27 % of this area

Lithology: ash-flow tuff; basalt

Tertiary (3) sedimentary rocks in central Utah (Late Eocene to Early Oligocene) at surface, covers 1 % of this area

Lithology: sandstone; mudstone; siltstone; conglomerate

Tertiary (2) sedimentary rocks in central Utah (Eocene) at surface, covers 3 % of this area

Lithology: shale; limestone; oil shale; fine-grained mixed clastic; tuff

Oligocene volcanic rocks (Late Eocene to Oligocene) at surface, covers 5 % of this area

Lithology: dacite; rhyolite; andesite; basalt

Jurassic (1) sedimentary rocks in southeastern Utah (Middle to Late Jurassic) at surface, covers 1 % of this area

Lithology: sandstone; mudstone; limestone; evaporite

Tertiary (5) sedimentary rocks in southwestern Utah (Miocene to Pliocene) at surface, covers 2 % of this area

Lithology: sandstone; conglomerate

Quaternary glacial deposits (Quaternary) at surface, covers 0.8 % of this area

Lithology: glacial drift

Miocene rhyolites (Middle to Late Miocene) at surface, covers < 0.1 % of this area

Lithology: rhyolite; dacite

Jurassic (1) sedimentary rocks in central Utah (Middle Jurassic) at surface, covers 2 % of this area

Lithology: mudstone; sandstone; limestone; evaporite

Cretaceous and Tertiary sedimentary rocks in central Utah (Late Cretaceous to Eocene) at surface, covers 1.0 % of this area

Lithology: fine-grained mixed clastic; sandstone; conglomerate; limestone

Cretaceous (3) sedimentary rocks in southeastern Utah (Late Cretaceous) at surface, covers 10 % of this area

Lithology: shale; sandstone; coal; black shale

Tertiary intrusive rocks in southwestern Utah (Oligocene to Miocene) at surface, covers 0.1 % of this area

Lithology: quartz monzonite; granite; monzonite

Older Quaternary alluvial deposits (Quaternary) at surface, covers 3 % of this area

Lithology: alluvium

Tertiary (1) sedimentary rocks in central Utah (Late Paleocene to Early Eocene) at surface, covers 5 % of this area

Lithology: limestone; mudstone; fine-grained mixed clastic; dolostone (dolomite)

Pliocene and Quaternary alluvial material (Pliocene to Quaternary) at surface, covers 0.3 % of this area

Lithology: alluvium

Tertiary (4) sedimentary rocks in southeastern Utah (Late Eocene) at surface, covers 0.8 % of this area

Lithology: mudstone; sandstone; limestone