The BGS Lexicon of Named Rock Units — Result Details

Glaciofluvial deposits

Computer Code: GFDU Preferred Map Code: notEntered
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Glaciofluvial deposits were deposited by meltwater streams. Includes mostly coarse-grained sediments (i.e. sand and gravel) with some finer-grained layers (i.e. clay and silt). Sand and gravel, locally with lenses of silt, clay or organic material.
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: Proglacial deposits (PGDEP)
Previous Name(s): Glaciofluvial deposits (undifferentiated) [Obsolete Name and Code: Use GFDU] (-3427)
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:
E221 S015 S023 E237 E021 E014 S037 S037 S031 S031 E203 E078 E077 E142 E022 E028 E048 S017 S023 S024 S024 S025 S026 E219 S034 E141 S030 S041 S044 S044 S082 S083 S092 S101 S093 S061 S115 S115 S116 S116 S061 E246 E096 N28 E214