The BGS Lexicon of Named Rock Units — Result Details

Parrett Valley Formation

Computer Code: PARRV Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Anglian Stage (QA) — Holocene Epoch (QH)
Lithological Description: Ten named units (fluvial gravels, sands, silts and organic deposits) are described by Campbell et al. (p. 78 in Bowen, 1999).
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: BGS Sheet E295, Taunton.
Parent Unit: Somerset Catchments Subgroup (SOCA)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
McMillan, A A, Hamblin, R J O, and Merritt, J W. 2011. A lithostratigraphical framework for onshore Quaternary and Neogene (Tertiary) superficial deposits of Great Britain and the Isle of Man. British Geological Survey Research Report, RR/10/03. 343pp. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable