Computer Code: |
GSR |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
Lithological Description: |
Generally flaggy sandstone with thin shaly mudstone partings. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
Reaches 40m around Gaisby, generally thinner. |
Geographical Limits: |
Name used only in the Bradford area, West Yorkshire. |
Parent Unit: |
Pennine Lower Coal Measures Formation (PLCM)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
80 Yard 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: |
E069
|