| Computer Code: |
TMB |
Preferred Map Code: |
notEntered |
| Status Code: |
Index Level |
| Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
| Lithological Description: |
Mudstone. |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
none recorded or not applicable
|
| Thickness: |
2 m. |
| Geographical Limits: |
Sanquhar Coalfield. |
| Parent Unit: |
Scottish Lower Coal Measures Formation (LCMS)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| none recorded or not applicable |
| Reference(s): |
| Dean, M T, Browne, M A E, Waters, C N and Powell, J H. 2011. A lithostratigraphical framework for the Carboniferous successions of northern Great Britain (onshore). British Geological Survey Research Report, RR/10/007. 165pp. |
| Cleal, C J, and Thomas, B A. 1996. British Upper Carboniferous stratigraphy. Geological Conservation Review Series. No. 11. (London: Chapman and Hall.) |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
| none recorded or not applicable |
