The BGS Lexicon of Named Rock Units — Result Details

Estuarine Alluvium [Obsolete Name And Code: Use TFD]

Computer Code: ESAL Preferred Map Code: notEntered
Status Code: Index Level
Age range: Holocene Epoch (QH) — Holocene Epoch (QH)
Lithological Description: Normally a consolidated soft silty clay, with layers of peat, sand and a basal gravel. A stronger, desiccated surface zone can be present locally. Formed within tidally-influenced estuaries. [Generic description].
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: Not Entered (?)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable