Geologic formations of the United Kingdom

assemblage of Devonian rocks in Great Britain, Ireland, Norway and northeastern North America, consisting of sedimentary rocks including reddish sandstone

oolitic limestone associated with Bath, Somerset, England, UK

geologic formation in southern, eastern and western England and parts of South Wales

geological formation in Great Britain laid down from the Permian and the Triassic, consisting mostly of reddish–yellowish sandstones interbedded with evaporite minerals

former geological series overlapping the Sandbian and Katian