Computer Code: |
YTIL |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Pleistocene Epoch (QP)
— Pleistocene Epoch (QP) |
Lithological Description: |
Group of sediments laid down by the direct action of glacial ice. Variable lithology, usually sandy, silty clay (possibly chalky in southeast England) with pebbles, but can contain gravel-rich or laminated sand layers; varied colour and consistency; younger than "Till" in the same map area. [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 |