The BGS Lexicon of Named Rock Units — Result Details

Supratidal deposits

Computer Code: STDU Preferred Map Code: notEntered
Status Code: Full
Age range: Quaternary Period (Q) — Quaternary Period (Q)
Lithological Description: Supratidal deposits are lowland hinterland deposits lying at or above normal high water level including storm beach ridges, coastal barrier deposits, washover fans and salt marsh deposits. Variable lithology.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: none recorded or not applicable
Parent Unit: Coastal zone deposits (CZD)
Previous Name(s): Supratidal deposits (undifferentiated) [Obsolete Name and Code: Use STDU] (-1842)
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
McMillan, A A and Powell, J H. 1999. The classification of artificial (man made) ground and natural superficial deposits. British Geological Survey Research Report, RR/99/04. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E246