Owl Rock Member
E757097
Owl Rock Member is a distinctive upper unit of the Late Triassic Chinle Formation, known for its colorful mudstones and limestones that preserve important terrestrial and lacustrine fossils in the southwestern United States.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
member
ⓘ
stratigraphic unit ⓘ |
| chronostratigraphy | Norian ⓘ |
| color | colorful ⓘ |
| contains |
carbonate nodules
ⓘ
freshwater limestone beds ⓘ paleosols ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| depositionalSetting | fluvial-lacustrine ⓘ |
| diagenesis | carbonate cementation ⓘ |
| environmentOfDeposition |
lacustrine
ⓘ
terrestrial ⓘ |
| exposedIn |
Arizona
NERFINISHED
ⓘ
Colorado NERFINISHED ⓘ New Mexico NERFINISHED ⓘ Utah NERFINISHED ⓘ |
| formationPartOf | Chinle Formation NERFINISHED ⓘ |
| fossilType |
invertebrate fossils
ⓘ
plant fossils ⓘ vertebrate fossils ⓘ |
| geologicAge | Late Triassic NERFINISHED ⓘ |
| geologicGroup | Chinle Group NERFINISHED ⓘ |
| geologicPeriod | Triassic ⓘ |
| hasSedimentaryStructures |
lamination
ⓘ
mud cracks ⓘ ripple marks ⓘ |
| knownFor |
colorful mudstones
ⓘ
fossil preservation ⓘ limestones ⓘ |
| lithology |
limestone
ⓘ
mudstone ⓘ |
| locatedIn | southwestern United States NERFINISHED ⓘ |
| namedFor | Owl Rock NERFINISHED ⓘ |
| overlies | Petrified Forest Member NERFINISHED ⓘ |
| paleoclimateIndicator | semi-arid conditions ⓘ |
| partOf | Chinle Formation NERFINISHED ⓘ |
| preserves |
lacustrine fossils
ⓘ
terrestrial fossils ⓘ |
| region | Colorado Plateau NERFINISHED ⓘ |
| researchImportance |
Late Triassic terrestrial ecosystems
ⓘ
Triassic lake environments ⓘ |
| stratigraphicHierarchy | member of Chinle Formation ⓘ |
| stratigraphicPosition | upper unit of the Chinle Formation NERFINISHED ⓘ |
| typeOf | continental sedimentary unit ⓘ |
| underlies | Rock Point Member NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.