| Computer Code: |
RTD3 |
Preferred Map Code: |
symb |
| Status Code: |
Index Level |
| Age range: |
Quaternary Period (Q)
— Quaternary Period (Q) |
| Lithological Description: |
Sand and gravel with subsidiary clay and silt. |
| 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: |
Sand and gravel, locally with lenses of silt, clay or peat. [Generic description: London ALGI]. |
| 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: |
|
E237
S037
S037
E300
E203
E022
E268
E059
S047
S047
E001
E002
E281
E341
E342
E343
E326
E171
N28
|
