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

Geologic units in Davis county, Utah

[Additional scientific data in this geographic area]

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

Lithology: landslide

Devonian sedimentary rocks in Salt Lake City-Coalville-Randolph region (Devonian) at surface, covers < 0.1 % of this area

Lithology: dolostone (dolomite); sandstone

Quaternary marshes (Holocene) at surface, covers 4 % of this area

Lithology: biogenic sediment

Younger Precambrian metamorphic rocks in Salt Lake City-Coalville-Randolph region (Proterozoic Y to Proterozoic Z) at surface, covers < 0.1 % of this area

Lithology: medium-grained mixed clastic

Quaternary alluvium and colluvium (Quaternary) at surface, covers 7 % of this area

Lithology: alluvium; colluvium

Cretaceous (2) sedimentary rocks in Salt Lake City-Coalville-Randolph region (Late Cretaceous) at surface, covers < 0.1 % of this area

Lithology: sandstone; shale; conglomerate

Tertiary (1) sedimentary rocks in Salt Lake City-Coalville-Randolph region (Late Paleocene to Early Eocene) at surface, covers 1 % of this area

Lithology: mudstone; conglomerate; limestone

Middle Cambrian shale and carbonate rocks in Salt Lake City-Coalville-Randolph region (Middle Cambrian) at surface, covers 0.2 % of this area

Lithology: carbonate; shale; sandstone

Older Precambrian metamorphic rocks in Salt Lake City-Coalville-Randolph region (Archean) at surface, covers 13 % of this area

Lithology: metamorphic rock; plutonic rock (phaneritic)

Quaternary glacial deposits (Quaternary) at surface, covers 0.2 % of this area

Lithology: glacial drift

Cambrian quartzite in Salt Lake City-Coalville-Randolph region (Early to Middle Cambrian) at surface, covers 1 % of this area

Lithology: arenite; conglomerate

Upper Cambrian carbonate rocks in Salt Lake City-Coalville-Randolph region (Middle Cambrian to Early Ordovician) at surface, covers < 0.1 % of this area

Lithology: dolostone (dolomite); sandstone

Quaternary Lake Bonneville deposits (Quaternary) at surface, covers 15 % of this area

Lithology: clay or mud; sand; gravel; silt

Mississippian (2) sedimentary rocks in Salt Lake City-Coalville-Randolph region (Mississippian) at surface, covers 0.2 % of this area

Lithology: carbonate; sandstone; chert; phosphorite

Jurassic (2) sedimentary rocks in Salt Lake City-Coalville-Randolph region (Late Jurassic) at surface, covers < 0.1 % of this area

Lithology: mudstone

Quaternary mud and salt flats (Holocene) at surface, covers 5 % of this area

Lithology: mud flat; playa