Redcar Mudstone Formation
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The Redcar Mudstone Formation is a
geological formation A geological formation, or simply formation, is a body of rock having a consistent set of physical characteristics ( lithology) that distinguishes it from adjacent bodies of rock, and which occupies a particular position in the layers of rock exp ...
in
North Yorkshire North Yorkshire is the largest ceremonial counties of England, ceremonial county (lieutenancy area) in England, covering an area of . Around 40% of the county is covered by National parks of the United Kingdom, national parks, including most of ...
,
England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...
. Part of the
Lias Group The Lias Group or Lias is a lithostratigraphic unit (a sequence of rock strata) found in a large area of western Europe, including the British Isles, the North Sea, the Low Countries and the north of Germany. It consists of marine limestones, sh ...
, it was deposited in the Hettangian to
Pliensbachian The Pliensbachian is an age (geology), age of the geologic timescale and stage (stratigraphy), stage in the stratigraphic column. It is part of the Early Jurassic, Early or Lower Jurassic epoch (geology), Epoch or series (stratigraphy), Series an ...
stages of the
Early Jurassic The Early Jurassic Epoch (geology), Epoch (in chronostratigraphy corresponding to the Lower Jurassic series (stratigraphy), Series) is the earliest of three epochs of the Jurassic Period. The Early Jurassic starts immediately after the Triassic-J ...
. The lithology consists of fissile mudstones and siltstones, with the lower part having thin beds of limestone and the upper part having thin beds of sandstone. The Redcar Mudstone Formation at Wine Haven,
Robin Hood's Bay Robin Hood's Bay is a small Yorkshire coast fishery, fishing village and a bay located in the North York Moors National Park, south of Whitby and north of Scarborough, North Yorkshire, Scarborough on the coast of North Yorkshire, England. Ba ...
, Yorkshire contains the
Global Boundary Stratotype Section and Point A Global Boundary Stratotype Section and Point (GSSP) is an internationally agreed upon reference point on a stratigraphic section which defines the lower boundary of a stage on the geologic time scale. The effort to define GSSPs is conducted b ...
(GSSP) for the base of the Pliensbachian.


References

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Further reading

* J. Gründel, A. Kaim, A. Nützel and C. T. S. Little. 2011. Early Jurassic Gastropods form England. Palaeontology 54(3):481-510 Geologic formations of England Jurassic System of Europe Jurassic England Hettangian Stage Pliensbachian Stage Sinemurian Stage Mudstone formations Siltstone formations Shallow marine deposits Paleontology in England