| Computer Code: |
NBES |
Preferred Map Code: |
notEntered |
| Status Code: |
Index Level |
| Age range: |
Marsdenian Substage (CZ)
— Marsdenian Substage (CZ) |
| Lithological Description: |
Fine- and medium-grained sandstone, flaggy in its lower part and "gritty" above |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
none recorded or not applicable
|
| Thickness: |
c.15m |
| Geographical Limits: |
West Yorkshire area [Nab End, near Mytholmroyd, Yorkshire]. |
| Parent Unit: |
Millstone Grit Group [See Also MIGR] (MG)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| 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
|
