Chinle Formation

E208683
geologic formation stratigraphic unit

The Chinle Formation is a Late Triassic geologic formation in the southwestern United States, renowned for its colorful badlands, rich fossil beds, and extensive petrified wood deposits.

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All labels observed (5)

Label Occurrences
Chinle Formation canonical 4
Blue Mesa Member of the Chinle Formation 1
Chinle Formation exposures 1

Statements (60)

Predicate Object
instanceOf geologic formation ⓘ
stratigraphic unit ⓘ
age Carnian ⓘ
Norian ⓘ
color purple ⓘ
variegated red ⓘ
white ⓘ
yellow ⓘ
contains aetosaur fossils ⓘ
dinosaur fossils ⓘ
early dinosauriforms ⓘ
invertebrate fossils ⓘ
metoposaur fossils ⓘ
palynomorphs ⓘ
petrified logs ⓘ
phytosaur fossils ⓘ
volcanic ash beds ⓘ
country United States of America ⓘ
surface form: United States
datingMethod radiometric dating of volcanic ash beds ⓘ
discoveryYear 1917 ⓘ
environmentOfDeposition floodplain ⓘ
fluvial ⓘ
lacustrine ⓘ
exposedAt Canyonlands National Park ⓘ
Capitol Reef National Park ⓘ
Grand Canyon National Park ⓘ
Petrified Forest National Park ⓘ
geologicPeriod Late Triassic ⓘ
hasMember Blue Mesa ⓘ
surface form: Blue Mesa Member

Monitor Butte Member ⓘ
Owl Rock Member ⓘ
Petrified Forest National Park ⓘ
surface form: Petrified Forest Member

Rock Point Member ⓘ
Shinarump Member ⓘ
Sonsela Member ⓘ
knownFor colorful badlands ⓘ
paleosols ⓘ
petrified wood ⓘ
plant fossils ⓘ
vertebrate fossils ⓘ
locatedIn southwestern United States ⓘ
namedBy Herbert E. Gregory NERFINISHED ⓘ
namedFor Chinle Valley ⓘ
otherLithology limestone ⓘ
volcanic ash ⓘ
overlies Moenkopi Formation ⓘ
Shinarump Conglomerate ⓘ
paleoclimate monsoonal ⓘ
semi-arid ⓘ
partOf Chinle Formation self-linksurface differs ⓘ
surface form: Chinle Group
primaryLithology conglomerate ⓘ
mudstone ⓘ
sandstone ⓘ
siltstone ⓘ
region Colorado Plateau ⓘ
Four Corners region ⓘ
surface form: Four Corners area
significance key reference section for Late Triassic terrestrial stratigraphy in North America ⓘ
thickness up to about 520 meters ⓘ
underlies Kayenta Formation ⓘ
surface form: Moenave Formation

Wingate Sandstone ⓘ

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Petrified Forest National Park → contains → Chinle Formation ⓘ
Painted Desert → contains → Chinle Formation ⓘ
Capitol Reef National Park → hasRockUnits → Chinle Formation ⓘ
Chinle Formation → partOf → Chinle Formation self-linksurface differs ⓘ
this entity surface form: Chinle Group
Blue Mesa → geologicalFormation → Chinle Formation ⓘ
Blue Mesa → stratigraphicUnit → Chinle Formation ⓘ
this entity surface form: Blue Mesa Member of the Chinle Formation
Jasper Forest → partOf → Chinle Formation ⓘ
this entity surface form: Chinle Formation exposures
Coelophysis → fossilSite → Chinle Formation ⓘ
this entity surface form: Chinle Formation, southwestern United States