The BGS Lexicon of Named Rock Units — Result Details

Glen App Conglomerate Member

Computer Code: GAPC Preferred Map Code: GAPC
Status Code: Pending Upgrade
Age range: Caradoc Series (O4) — Caradoc Series (O4)
Lithological Description: Boulder, cobble and pebble conglomerates with pebbly coarse-grained greywackes.
Definition of Lower Boundary: Limits are defined by the presence of pebbles, cobbles or boulders.
Definition of Upper Boundary: Limits are defined by the presence of pebbles, cobbles or boulders.
Thickness: ~2200 metres - 0 metres.
Geographical Limits: Not defined.
Parent Unit: Corsewall Formation (CLG)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Sheet S007E. 
Reference(s):
Walton, J, 1956. Glen More, Cairngorms (2nd Edition). Transactions of the Geological Society of Glasgow, National Forest Park Guides, Vol.XXII, p.133-151. 
Floyd, J D, 1996. Lithostratigraphy of the Ordovician rocks in the Southern Uplands: Crawford Group, Moffat Shale Group, Leadhills Supergroup. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol.86, 153-165. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S007