The BGS Lexicon of Named Rock Units — Result Details

South Wales Lower Coal Measures Formation And South Wales Middle Coal Measures Formation (Undifferentiated)

Computer Code: SWLMC Preferred Map Code: notEntered
Status Code: Index Level
Age range: Langsettian Substage (CA) — Bolsovian Substage (CC)
Lithological Description: none recorded or not applicable
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: none recorded or not applicable
Parent Unit: Not Applicable (-)
Previous Name(s): Lower Coal Measures Formation And Middle Coal Measures Formation (Undifferentiated) [Obsolete Name And Code: Use PLMC or SWLMC] (LMC)
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:
none recorded or not applicable