| Computer Code: |
CLRK |
Preferred Map Code: |
notEntered |
| Status Code: |
Index Level |
| Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
| Lithological Description: |
The Clifton Rock consists of up to three leaves of fine-grained cross-bedded or ripple cross-laminated sandstone and includes a thin coal. The Shertcliffe Coal rests on the top leaf, sometimes termed the Shertcliffe Seatstone. |
| 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: |
West Yorkshire area {Clifton, northwest of Huddersfield, Yorkshire]. |
| Parent Unit: |
Pennine Lower Coal Measures Formation (PLCM)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
Oakenshaw Rock
|
| 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: |
|
E077
E069
|