| Computer Code: |
PS |
Preferred Map Code: |
PS |
| Status Code: |
Full |
| Age range: |
Cisuralian Epoch (PLC)
— Cisuralian Epoch (PLC) |
| Lithological Description: |
Coarse-grained cross-bedded aeolian sandstone. |
| Definition of Lower Boundary: |
Unconformable base on Carboniferous rocks. |
| Definition of Upper Boundary: |
Conformably overlain by Eden Shale Formation. |
| Thickness: |
Up to c. 100 m. |
| Geographical Limits: |
BGS sheets 23, 24, 30, and 31 |
| Parent Unit: |
Appleby Group (APY)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Reference Section |
In bluffs and river cliffs in Roe Beck. |
| Reference(s): |
| Eastwood, T, Hollingworth, S E, Rose, W C C, and Trotter, F M. 1968. Geology of the country around Cockermouth and Caldbeck. Memoir of the Geological Survey of Great Britain, England and Wales, Sheet 23. |
| Arthurton, R S, and Wadge, A J. 1981. Geology of the country around Penrith. Memoir for geological sheet 24. Institute of Geological Sciences, London, HMSO. |
| Murchison, R I and Harkness, R, 1864. On the Permian rocks of the north west of England and their extension into Scotland. Quarterly Journal of the Geological Society of London, Vol.20, pp.144-165. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E023
E024
E018
S006
E040
E031
|
