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Coralline Oolite Formation

geological formation in North Yorkshire, North East England, UK

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 29, 2025
Entity authorityQ17512443 ↗
Source-derived summary

The Coralline Oolite Formation is a limestone formation of Oxfordian (Upper Jurassic) age, found in the Cleveland Basin of North Yorkshire, England.

Coral Rag Member

The rock forms some of the hills around Oxford and was once used as building stone. Coral rag can be seen in some of the oldest buildings in that city, including the Saxon tower of St Michael at the Northgate, St George's Tower of Oxford Castle and the mediaeval walls of the city.

Hambleton Oolite Member

This ooidal limestone lies above either the Yedmandale Member or the Lower Calcareous Grit Formation. It is overlain by either the Middle Calcareous Grit or Malton Oolite Members. It is distinguished from the latter by its smaller grain-size and poorer sorting.

Vertebrate paleofauna

Dinosaurs

The following dinosaurs were reported from the formation, with many of them reidentified.

Editorial summary

“Coralline Oolite Formation” enters the record as geological formation in North Yorkshire, North East England, UK. Crown Archives preserves that source wording while asking what Coralline, Oolite and Formation can confirm, complicate or overturn.

Editorial reviewA concise reference frame for defining the subject, testing terminology and identifying the institution closest to the evidence. The current 138-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its strongest next move is a source search built around Coralline, Oolite and Formation.
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Source & attribution

This entry incorporates text from “Coralline Oolite Formation” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.