Purbeck Group
E1219342
UNEXPLORED
The Purbeck Group is a geological rock formation in southern England dating from the latest Jurassic to early Cretaceous, known for its limestones, shales, and fossil-rich deposits.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Purbeck Group canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T16557864 — 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: Purbeck Group Context triple: [Purbeck stone, partOf, Purbeck Group]
-
A.
Wessex Formation
The Wessex Formation is an Early Cretaceous geological formation in southern England renowned for its rich assemblage of dinosaur fossils, including numerous ornithopods and theropods.
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B.
Kimmeridge Clay Formation
The Kimmeridge Clay Formation is a Late Jurassic marine sedimentary rock unit in southern England renowned for its organic-rich shales that form a major source rock for North Sea oil and gas.
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C.
Lias Group
The Lias Group is a sequence of Lower Jurassic sedimentary rock formations widely exposed in parts of western Europe, particularly known for its marine fossils and importance in stratigraphy and petroleum geology.
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D.
Wealden Supergroup
The Wealden Supergroup is a sequence of Early Cretaceous sedimentary rocks in southern England and parts of Europe, renowned for its rich dinosaur fossil record including numerous Iguanodon remains.
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E.
Mercia Mudstone Group
The Mercia Mudstone Group is a thick sequence of predominantly red mudstones and siltstones of Triassic age widely distributed across parts of the UK, forming an important component of its subsurface geology.
- 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: Purbeck Group Target entity description: The Purbeck Group is a geological rock formation in southern England dating from the latest Jurassic to early Cretaceous, known for its limestones, shales, and fossil-rich deposits.
-
A.
Wessex Formation
The Wessex Formation is an Early Cretaceous geological formation in southern England renowned for its rich assemblage of dinosaur fossils, including numerous ornithopods and theropods.
-
B.
Kimmeridge Clay Formation
The Kimmeridge Clay Formation is a Late Jurassic marine sedimentary rock unit in southern England renowned for its organic-rich shales that form a major source rock for North Sea oil and gas.
-
C.
Lias Group
The Lias Group is a sequence of Lower Jurassic sedimentary rock formations widely exposed in parts of western Europe, particularly known for its marine fossils and importance in stratigraphy and petroleum geology.
-
D.
Wealden Supergroup
The Wealden Supergroup is a sequence of Early Cretaceous sedimentary rocks in southern England and parts of Europe, renowned for its rich dinosaur fossil record including numerous Iguanodon remains.
-
E.
Mercia Mudstone Group
The Mercia Mudstone Group is a thick sequence of predominantly red mudstones and siltstones of Triassic age widely distributed across parts of the UK, forming an important component of its subsurface geology.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.