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MAP

Topo

Rock Formations

Measure

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Topo

Ecoregions

Public Lands

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BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

Chinle Formation (AZTRc;0)

Geologic Formation in AZ, NV, UT

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Lithology

Mudstone

Conglomerate

Sandstone

Geologic Age

Carnian – Norian (230 Ma – 210 Ma ago)

Geologic Unit Label

TRc

Colorful mudstone, such as in the Painted Desert, and less abundant lenses of sandstone and conglomerate, deposited by a large river system. This unit typically is eroded into badlands topography and contains clays that are prone to shrinking and swelling. (210-230 Ma)

— USGS

Taxonomy

Classified As

Geologic Formation