Computer Code: |
ARLC |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Asturian Substage (CAS)
— Stephanian Stage (CS) |
Lithological Description: |
[Obsolete: use ARSA] |
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: |
none recorded or not applicable
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
Arley And Exhall Sandstones
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Powell, J H, Chisholm, JI, Bridge, D M, Rees, J G, Glover, B W and Besly, B M. 2000. Stratigraphical framework for Westphalian to Early Permian red-bed successions of the Pennine Basin. British Geological Survey Technical Report WA/99/10. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |