The BGS Lexicon of Named Rock Units — Result Details

Garvagh Bridge Member

Computer Code: GVBR Preferred Map Code: GVB
Status Code: Full
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Pale grey impure metalimestone with greenish quartzo-feldspathic semipelites and calcareous schists.
Definition of Lower Boundary: Conformable with underlying un-named part of Glenelly Formation schist, at top of thin chloritic green bed.
Definition of Upper Boundary: Conformable within normal Glenelly Formation schist.
Thickness: c.18m
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
Type Section  Garvagh Burn, 70m below Garvagh Bridge 
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used: