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

Geologic units in Garfield county, Utah

[Additional scientific data in this geographic area]

Quaternary alluvium and colluvium (Quaternary) at surface, covers 13 % of this area

Lithology: alluvium; colluvium

Tertiary volcanic rocks, undivided (Tertiary) at surface, covers 1 % of this area

Lithology: volcanic rock (aphanitic)

Miocene basalts (Early to Middle Miocene) at surface, covers 0.2 % of this area

Lithology: basalt

Jurassic (2) sedimentary rocks in southeastern Utah (Late Jurassic) at surface, covers 3 % of this area

Lithology: shale; sandstone; conglomerate

Pliocene basalts (Pliocene) at surface, covers 2 % of this area

Lithology: basalt; rhyolite

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

Lithology: eolian

Cretaceous and Tertiary sedimentary rocks in southwestern Utah (Late Cretaceous to Paleocene) at surface, covers 0.5 % of this area

Lithology: coarse-grained mixed clastic; sandstone

Permian (2) sedimentary rocks in southeastern Utah (Early Permian) at surface, covers 0.4 % of this area

Lithology: limestone

Triassic (2) sedimentary rocks in southeastern Utah (Late Triassic) at surface, covers 4 % of this area

Lithology: mudstone; sandstone; siltstone; conglomerate; limestone

Pennsylvanian and Permian sedimentary rocks in southeastern Utah (Pennsylvanian to Permian) at surface, covers 0.1 % of this area

Lithology: limestone; sandstone

Cretaceous (2) sedimentary rocks in southeastern Utah (Late Cretaceous) at surface, covers 6 % of this area

Lithology: shale; sandstone; limestone

Tertiary (1) sedimentary rocks in southwestern Utah (Late Paleocene to Early Oligocene) at surface, covers 6 % of this area

Lithology: limestone; mudstone; fine-grained mixed clastic; conglomerate; tuff

Quaternary landslides (Quaternary) at surface, covers 0.9 % of this area

Lithology: landslide

Miocene volcanic rocks (Late Oligocene to Middle Miocene) at surface, covers 12 % of this area

Lithology: ash-flow tuff; basalt

Cretaceous (1) sedimentary rocks in southeastern Utah (Cretaceous) at surface, covers 2 % of this area

Lithology: sandstone; shale

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

Lithology: sandstone; limestone; mudstone; evaporite

Tertiary intrusive rocks in southeastern Utah (Oligocene) at surface, covers 1 % of this area

Lithology: diorite; monzodiorite; quartz monzodiorite; quartz diorite; syenite; granite

Permian (1) sedimentary rocks in southeastern Utah (Pennsylvanian to Early Permian) at surface, covers 2 % of this area

Lithology: sandstone; fine-grained mixed clastic; limestone

Tertiary (4) sedimentary rocks in southwestern Utah (Miocene) at surface, covers 0.2 % of this area

Lithology: medium-grained mixed clastic; sandstone; conglomerate

Cretaceous (3) sedimentary rocks in southwestern Utah (Late Cretaceous) at surface, covers 1 % of this area

Lithology: fine-grained mixed clastic; siltstone

Oligocene volcanic rocks (Late Eocene to Oligocene) at surface, covers 2 % of this area

Lithology: dacite; rhyolite; andesite; basalt

Triassic (1) sedimentary rocks in Salt southeastern Utah (Early Triassic) at surface, covers 4 % of this area

Lithology: mudstone; sandstone; siltstone; limestone; evaporite; conglomerate

Cretaceous (1) sedimentary rocks in southwestern Utah (Late Cretaceous) at surface, covers 0.9 % of this area

Lithology: sandstone; shale; conglomerate; coal

Jurassic (1) sedimentary rocks in southeastern Utah (Middle to Late Jurassic) at surface, covers 6 % of this area

Lithology: sandstone; mudstone; limestone; evaporite

Tertiary (5) sedimentary rocks in southwestern Utah (Miocene to Pliocene) at surface, covers 0.2 % of this area

Lithology: sandstone; conglomerate

Triassic and Jurassic sedimentary rocks in southeastern Utah (Early Jurassic) at surface, covers 16 % of this area

Lithology: sandstone; mudstone; limestone

Cretaceous (2) sedimentary rocks in southwestern Utah (Late Cretaceous) at surface, covers 6 % of this area

Lithology: sandstone; mudstone; black shale; coal

Quaternary basalts (Quaternary) at surface, covers 1 % of this area

Lithology: basalt; rhyolite

Quaternary glacial deposits (Quaternary) at surface, covers 0.4 % of this area

Lithology: glacial drift

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

Lithology: rhyolite; dacite

Cretaceous (3) sedimentary rocks in southeastern Utah (Late Cretaceous) at surface, covers 0.6 % of this area

Lithology: shale; sandstone; coal; black shale

Pennsylvanian sedimentary rocks in southeastern Utah (Mississipian to Pennsylvanian) at surface, covers 0.1 % of this area

Lithology: evaporite; black shale

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

Lithology: alluvium

Pliocene and Quaternary alluvial material (Pliocene to Quaternary) at surface, covers 1 % of this area

Lithology: alluvium