The BGS Lexicon of Named Rock Units — Result Details

Cloghany Limestone Member

Computer Code: CLGL Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Asbian Substage (CR) — Asbian Substage (CR)
Lithological Description: Highly bioclastic, crinoidal microspar grainstone.
Definition of Lower Boundary: Lower boundary is abrupt contact with poorly fossiliferous and cherty argillaceous limestones of Dartrey Formation.
Definition of Upper Boundary: Upper contact is base of lowest shale of succeeding Carn Limestone Member.
Thickness: 0.97 metres in type section. Range 0.56 - 1.25 metres.
Geographical Limits: Not defined.
Parent Unit: Dartry Limestone Formation (DARL)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Legg, I C, et al. 1998. Geology of the country around Derrygonnelly and Marble Arch, 2nd edition. Memoir of the British Geological Survey, Sheet 44/56. (N. Ireland). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable