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
|