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Downton Castle Sandstone

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Downton Castle Sandstone
Stratigraphic range: Silurian Pridoli
TypeFormation
Unit ofOld Red Sandstone
Sub-unitsLower Bone Bed Member, Platyschisma Shale Member
UnderliesTemeside Shale
Thickness15m in type area; 17m at Ludlow, 15-20m in South Staffordshire
Lithology
PrimarySandstone
OtherSiltstone, Mudstone
Location
RegionEngland
Country United Kingdom

The Downton Castle Sandstone is a geologic formation in England. It preserves fossils dating back to the Silurian period. As its name would suggest the formation predominantly consists of sandstone with minor siltstone and mudstone.[1] The oldest known Trigonotarbid Palaeotarbus is known from the formation.

See also

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References

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  1. ^ "Downton Castle Sandstone Formation". BGS Lexicon of Named Rock Units. British Geological Survey. Retrieved 24 September 2019.