The BGS Lexicon of Named Rock Units — Result Details

Ravenstonedale Group

Computer Code: RVS Preferred Map Code: notEntered
Status Code: Full, pending ratification
Age range: Courceyan Substage (CF) — Holkerian Substage (CQ)
Lithological Description: Limestones and oolites with some sandstones and shales.
Definition of Lower Boundary: Drawn at the base of the Pinskey Gill Formation (formerly Pinskey Gill Beds) where it rests unconformably upon the Silurian Bannisdale Slates.
Definition of Upper Boundary: Drawn at the conformable upward passage from the Coldbeck Limestone Formation to the Scandal Beck Limestone Formation of the Orton Group.
Thickness: Maximum of about 380m in the Stainmore Trough.
Geographical Limits: Ravenstonedale, near Brough, Cumbria.
Parent Unit: Not Applicable (-)
Previous Name(s): Ravenstonedale Limestone [Obsolete Name And Code: Use RVS] (RSDL)
Alternative Name(s): none recorded or not applicable
Type Area  Ravenstonedale. 
George, T N, Johnson, G A L, Mitchell, M, Prentice, J E, Ramsbottam, W H C, Sevastopulo, G D and Wilson, R B. 1976. A correlation of the Dinantian rocks of the British Isles. Special Report of the Geological Society of London, No 7. 
Burgess, I C and Holliday, D W. 1979. Geology of the country around Brough-under-Stainmore. Memoir for 1:50 000 geological sheet 31 and parts of sheets 25 and 30. Geological Survey of Great Britain (England and Wales). [London: HMSO.] 131pp. 
1:50K maps on which the lithostratigraphical unit is found, and map code used: