Computer Code: |
TL |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Brigantian Substage (CX)
— Brigantian Substage (CX) |
Lithological Description: |
Fossiliferous limestone and calcareous shaly mudstone forning a wedge within the upper part of the Cromall Sandstone Formation. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
c.5m |
Geographical Limits: |
Local to the area around Yate, Gloucestershire. |
Parent Unit: |
Cromhall Sandstone Formation (CHSA)
|
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: |
E251
|