The BGS Lexicon of Named Rock Units — Result Details

Raven Gill Formation

Computer Code: RAVN Preferred Map Code: RAVN
Status Code: Full
Age range: Arenig Series (OR) — Arenig Series (OR)
Lithological Description: Lava, tuff and mudstone.
Definition of Lower Boundary: Faulted.
Definition of Upper Boundary: Overlain by Kirkton Formation.
Thickness: 55-70m
Geographical Limits: Southern Uplands of Scotland, Leadhills area.
Parent Unit: Crawford Group (CRFD)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Section  Raven Gill, Glencaple, Leadhills. 
Reference Section  Glencaple Burn. 
Hepworth, B C, 1981. Geology of the rocks between Leadhills and Abington, Lanarkshire. University of St.Andrews PhD thesis (unpublished). 
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: