The BGS Lexicon of Named Rock Units — Result Details

Corsewall Formation

Computer Code: CLG Preferred Map Code: CLG
Status Code: Full
Age range: Caradoc Series (O4) — Caradoc Series (O4)
Lithological Description: Boulder conglomerate and wacke turbidite unit.
Definition of Lower Boundary: Not seen (Faulted: Glen App fault west of Loch Ryan).
Definition of Upper Boundary: Not seen (faulted).
Thickness: c.1700m
Geographical Limits: Southern Uplands, south Scotland.
Parent Unit: Tappins Group (TAP)
Previous Name(s): Corsewall Group (-4548)
Glen App Group [Obsolete Name And Code: Use CLG] (GAP)
Alternative Name(s): none recorded or not applicable
Type Section  Coast section, Rhins of Galloway. 
Kelling, G. 1960. The stratigraphy and structure of the Ordovician rocks of the Rhinns of Galloway. Quarterly Journal of the Geological Society, Vol.117, 37-75. 
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. 
Floyd, J D and Kimbell, G S, 1995. Magnetic and tectonostratigraphic correlation at a terrane boundary: the Tappins Group of the Southern Uplands. Geological Magazine, 132, 515-21. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S007 S001 S003