Colorado Group
E1147687
UNEXPLORED
The Colorado Group is a geologic rock unit of Late Cretaceous age in the Western Interior of North America, known for its extensive marine shale and sandstone deposits.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Colorado Group canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15239021 — 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: Colorado Group Context triple: [Fox Hills Formation, stratigraphicGroup, Colorado Group]
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A.
Montana Group
The Montana Group is a geologic rock unit in the Western Interior of North America, best known for its Late Cretaceous sedimentary deposits that preserve important fossil and stratigraphic records.
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B.
Santa Fe Group
The Santa Fe Group is a thick sequence of Neogene sedimentary deposits in the Rio Grande rift of New Mexico, important for understanding the region’s geologic history and groundwater resources.
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C.
Great Valley Group
The Great Valley Group is a thick sequence of sedimentary rock formations in California’s Great Valley, notable for preserving extensive marine and terrestrial deposits from the Mesozoic era.
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D.
Arroyo Group
Arroyo Group is one of the architectural complexes within the ancient Zapotec archaeological site of Mitla in Oaxaca, Mexico.
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E.
Wolf Plains Group
Wolf Plains Group is a significant prehistoric earthwork complex in Ohio associated with the Adena culture, notable for its burial mounds and geometric embankments.
- 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: Colorado Group Target entity description: The Colorado Group is a geologic rock unit of Late Cretaceous age in the Western Interior of North America, known for its extensive marine shale and sandstone deposits.
-
A.
Montana Group
The Montana Group is a geologic rock unit in the Western Interior of North America, best known for its Late Cretaceous sedimentary deposits that preserve important fossil and stratigraphic records.
-
B.
Santa Fe Group
The Santa Fe Group is a thick sequence of Neogene sedimentary deposits in the Rio Grande rift of New Mexico, important for understanding the region’s geologic history and groundwater resources.
-
C.
Great Valley Group
The Great Valley Group is a thick sequence of sedimentary rock formations in California’s Great Valley, notable for preserving extensive marine and terrestrial deposits from the Mesozoic era.
-
D.
Arroyo Group
Arroyo Group is one of the architectural complexes within the ancient Zapotec archaeological site of Mitla in Oaxaca, Mexico.
-
E.
Wolf Plains Group
Wolf Plains Group is a significant prehistoric earthwork complex in Ohio associated with the Adena culture, notable for its burial mounds and geometric embankments.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.