The BGS Lexicon of Named Rock Units — Result Details

Clogherny Member

Computer Code: CGHY Preferred Map Code: CHM
Status Code: Full
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Off-white quartz mica schists and flaggy medium grained to gritty quartzose psammites.
Definition of Lower Boundary: Conformable with normal Glenelly Formation schist.
Definition of Upper Boundary: Conformable with normal Glenelly Formation schist.
Thickness: c. 40 m.
Geographical Limits: Glenelly, Co. Londonderry, Northern Ireland.
Parent Unit: Glenelly Formation (GLLY)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Barnes Burn, 750 m southsouthwest of Clogherny Bridge. 
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
N26