The BGS Lexicon of Named Rock Units — Result Details

Murlough Shale Formation

Computer Code: MUSH Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Brigantian Substage (CX) — Brigantian Substage (CX)
Lithological Description: Shale, coal, sandy limestone, seatearth
Definition of Lower Boundary: Overlying green tuffaceous mudstones and vitric tuffs of Glenshesk Tuff Formation.
Definition of Upper Boundary: Overlain by red sandstones and thin siltstones of Ballyvoy Sandstone Formation.
Thickness: 46m
Geographical Limits: none recorded or not applicable
Parent Unit: Ballycastle Sandstone Group (BCSS)
Previous Name(s): Murlough Bay Formation (DBMF)
Murlough Bay Formation [Obsolete Name And Code In This Context: See MUSH] (MBC)
Murlough Bay Coal Group (-1073)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Northeast coast of Country Antrim. Cliff section on north side of Murlough Bay. Also identified in Cross Borehole. See Wilson, H E, et al (1966) 
Reference(s):
Wilson, H E and Robbie, J A. 1966. Geology of the Country around Ballycastle. Memoir of the Geological Survey. [Belfast: HMSO.] 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable