De Chelly Sandstone
E1098691
UNEXPLORED
De Chelly Sandstone is a prominent Permian-age sandstone formation of the Colorado Plateau, best known for forming the sheer cliffs and monoliths of Canyon de Chelly in northeastern Arizona.
All labels observed (1)
| Label | Occurrences |
|---|---|
| De Chelly Sandstone canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14418698 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: De Chelly Sandstone Context triple: [Spider Rock, rockUnit, De Chelly Sandstone]
-
A.
Navajo Sandstone
Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
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B.
Coconino Sandstone
Coconino Sandstone is a prominent Permian-age geological formation of well-sorted, cross-bedded sandstone best known from exposures in the Grand Canyon region of the southwestern United States.
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C.
Cedar Mesa Sandstone
Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
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D.
Entrada Sandstone
Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
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E.
Kaibab Limestone
Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: De Chelly Sandstone Target entity description: De Chelly Sandstone is a prominent Permian-age sandstone formation of the Colorado Plateau, best known for forming the sheer cliffs and monoliths of Canyon de Chelly in northeastern Arizona.
-
A.
Navajo Sandstone
Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
-
B.
Coconino Sandstone
Coconino Sandstone is a prominent Permian-age geological formation of well-sorted, cross-bedded sandstone best known from exposures in the Grand Canyon region of the southwestern United States.
-
C.
Cedar Mesa Sandstone
Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
-
D.
Entrada Sandstone
Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
-
E.
Kaibab Limestone
Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.