The BGS Lexicon of Named Rock Units — Result Details

Mottled Mudstone Member, Llandovery Age

Computer Code: MMB Preferred Map Code: MMb
Status Code: Pending Upgrade
Age range: Llandovery Epoch (SL) — Llandovery Epoch (SL)
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: Cwmere Formation (CMR)
Previous Name(s): Mottled Member [Lower Llandovery] [Obsolete Name and Code: Use MMB] (-4197)
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:
E179 E149