Sidmouth Mudstone Formation
E1359146
UNEXPLORED
The Sidmouth Mudstone Formation is a geological rock unit within the Triassic Mercia Mudstone Group of Britain, characterized mainly by red mudstones and associated evaporite deposits.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Branscombe Mudstone Formation | 1 |
| Sidmouth Mudstone Formation canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19121861 — 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: Sidmouth Mudstone Formation Context triple: [Mercia Mudstone Group, hasSubunit, Sidmouth Mudstone Formation]
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A.
St Bees Sandstone Formation
The St Bees Sandstone Formation is a Triassic-age sedimentary rock unit in northwest England, notable for its red sandstones that form part of an important regional aquifer and record arid continental environments.
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B.
Wenlock Limestone Formation
The Wenlock Limestone Formation is a Silurian-age marine sedimentary rock unit in the Welsh Borderlands of England, renowned for its rich fossil content and prominent exposure at Wenlock Edge.
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C.
Minchinbury Sandstone
Minchinbury Sandstone is a geological rock unit within the Sydney Basin of New South Wales, Australia, known for its fine- to medium-grained sedimentary sandstone deposits.
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D.
Haughton Formation
The Haughton Formation is a geological unit in the Canadian High Arctic composed mainly of impact-related sediments and breccias associated with the Haughton impact structure.
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E.
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.
- 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: Sidmouth Mudstone Formation Target entity description: The Sidmouth Mudstone Formation is a geological rock unit within the Triassic Mercia Mudstone Group of Britain, characterized mainly by red mudstones and associated evaporite deposits.
-
A.
St Bees Sandstone Formation
The St Bees Sandstone Formation is a Triassic-age sedimentary rock unit in northwest England, notable for its red sandstones that form part of an important regional aquifer and record arid continental environments.
-
B.
Wenlock Limestone Formation
The Wenlock Limestone Formation is a Silurian-age marine sedimentary rock unit in the Welsh Borderlands of England, renowned for its rich fossil content and prominent exposure at Wenlock Edge.
-
C.
Minchinbury Sandstone
Minchinbury Sandstone is a geological rock unit within the Sydney Basin of New South Wales, Australia, known for its fine- to medium-grained sedimentary sandstone deposits.
-
D.
Haughton Formation
The Haughton Formation is a geological unit in the Canadian High Arctic composed mainly of impact-related sediments and breccias associated with the Haughton impact structure.
-
E.
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.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sidmouth Mudstone Formation