The BGS Lexicon of Named Rock Units — Result Details
Power House Sand and Gravel Member
Computer Code: | PSTT | Preferred Map Code: | symb |
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Status Code: | Full | ||
Age range: | Devensian Stage (QD) — Devensian Stage (QD) | ||
Lithological Description: | Pebbly, silty sand/sandy silt; sandy gravel, silty clay and peat. | ||
Definition of Lower Boundary: | Where river deposits overlie bedrock or glacial deposits. | ||
Definition of Upper Boundary: | The present day terrace surface. | ||
Thickness: | To 6.5m | ||
Geographical Limits: | Bridgnorth (Shropshire) to Worcester - Severn Basin. | ||
Parent Unit: | Severn Valley Formation (SEVN) | ||
Previous Name(s): | Power House Member [Obsolete Name and Code: Use PSTT]
(-470)
Power Station Terrace [Obsolete Name and Code: Use PSTT] (-2986) 1st Terrace Deposits (River Severn) [Obsolete Name and Code: Use PSTT] (-4852) Low Power Station Terrace [Obsolete Name and Code: Use PSTT] (-4853) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Partial Type Section | Man-made diversion of River Stour, Wilden, Warwickshire. | ||
Reference(s): | |||
Mitchell, G H, Pocock, R W, and Taylor, J H. 1962. Geology of the country around Droitwich, Abberley and Kidderminster. Memoir of the Geological Survey of Great Britain, Sheet 182 (England and Wales). | |||
Maddy, D, Green, C P, Lewis, S G and Bowen, D Q. 1995. Pleistocene Geology of the lower Severn Valley, UK. Quaternary Science Reviews, Vol 14, 209 - 222. | |||
Wills, L J, 1926. The geology and soils of Hartlebury Common. Proceedings of the Birmingham Natural History Philosophical Society, 15, 95-101. | |||
Shotton, F W and Coope, G R. 1983. Exposures in the Power House Terrace of the River Stour at Wilden, Worcestershire, England. Proceedings of the Geologists' Association, Vol.94, 33-44. | |||
Barclay, W J, Ambrose K, Chadwick, R A, and Pharaoh, T C. 1997. Geology of the country around Worcester. Memoir of the British Geological Survey, Sheet 199 (England and Wales). | |||
Wills, L J, 1938. The Pleistocene development of the Severn from Bridgnorth to the Sea. Quarterly Journal of the Geological Society, 94, 161-242. | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
E167 E182 E199 |