| Computer Code: |
WGF |
Preferred Map Code: |
notEntered |
| Status Code: |
Full |
| Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
| Lithological Description: |
Fine-grained sandstone with siltstone interbeds. |
| Definition of Lower Boundary: |
The base of the first main sandstone above the Amaline Marine Band that forms part of a significant sandstone-dominated sequence. If the Amoline Marine Band is not proved, it is the base of the last main sandstone in the sandstone-dominant sequence below the Kilburn Coal. |
| Definition of Upper Boundary: |
The top of the first main sandstone that forms part of a significant sandstone-dominated sequence below the Kilburn Coal. |
| Thickness: |
Up to 60 m thick. |
| Geographical Limits: |
South Yorkshire, Derbyshire, Nottinghamshire and Leicestershire. |
| Parent Unit: |
Pennine Lower Coal Measures Formation (PLCM)
|
| Previous Name(s): |
Wingfield Flagstones
(-606)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| none recorded or not applicable |
| Reference(s): |
| Hall, E and Green, A H, 1869. Exploration of horizontal sections, Sheet 60. Memoir of the Geological Survey of Great Britain. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E112
E125
E126
E142
E141
|
