Computer Code: |
NEWG |
Preferred Map Code: |
N |
Status Code: |
Index Level |
Age range: |
Norian Age (TN)
— Norian Age (TN) |
Lithological Description: |
Gypsum-stone and mudstone. Norian age. |
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: |
East Midlands Shelf South. |
Parent Unit: |
Branscombe Mudstone Formation (BCMU)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Howard, A S, Warrington, G, Ambrose, K, and Rees, J G. 2008. A formational framework for the Mercia Mudstone Group (Triassic) of England and Wales. British Geological Survey Research Report, RR/08/04. |
Sherlock, R L, and Hollingworth, S E. 1938. Gypsum and anhydrite, celestine and strontianite. Geological Survey of Great Britain, Special Reports on Mineral Resources, Vol. 3. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E142
E141
|