WebThe subdivision underlying the whole of this area is the Sidmouth Mudstone Formation, which includes major deposits of halite (rock salt) of economic importance - especially the Northwich Halite. This is a series of halite strata interbedded with marl (overall, ... (From BGS Memoir Sheet 109 Earp J R and Taylor B J 1986 Memoir: ...
Mercia Mudstone Group - MediaWiki - British Geological Survey
WebExtant exposures/sections. The formation is exposed on the south Devon coast in a series of cliff sections extending for 3.5 km between Sidmouth (SY 129 873) and Weston Mouth … WebFree: Available to view via the Defra Magic Portal (England) and the BGS GeoIndex (Wales). Licence: £0.3 per km 2 for commericial download use. Subject to number of users, licence fee and data preparation fee. Non-commercial users should contact EA (for England) and NRW (for Wales) for access. cannock chase contact
BGS Lexicon of Named Rock Units - Result Details
WebA report published by BGS in 2008 recommended the abandonment of previous divisions and naming schemes in favour of a simpler approach which, having now been adopted, is set out below. Blue Anchor Formation; Branscombe Mudstone Formation; Arden Sandstone Formation; Sidmouth Mudstone Formation; Tarporley Siltstone Formation WebMay 4, 2024 · More recent reports by British Geological Survey (BGS) are in broad agreement with this picture. The BGS, the national authority for naming rock formations, names the saltfield the Droitwich Halite Member, which occurs within the Sidmouth Mudstone Formation of the Mercia Mudstone Group, formerly the Keuper Marls of Wills’ sketch map. WebThe formation is exposed on the south Devon coast between Weston Cliff and Branscombe Mouth (SY 171 879 to 207 881) and intermittently between Beer and Haven Cliff, Seaton (SY 235 896 to SY 260 897), (Jeans, 1978; Gallois, 2001). The succession generally youngs eastwards in a discontinuous series of cliff exposures; approximately 40m of strata ... cannock chase council choice based lettings