The BGS Lexicon of Named Rock Units — Result Details

Middle Oxford Clay Member [Obsolete Name And Code: See SBY]

Computer Code: MOXC Preferred Map Code: notEntered
Status Code: Index Level
Age range: Callovian Age (JC) — Callovian Age (JC)
Lithological Description: Pale grey, green-grey calcareous mudstones with silty mudstones and calcareous siltstones. See definition of Stewartby Member (SBY).
Definition of Lower Boundary: As for Stewartby Member (SBY).
Definition of Upper Boundary: As for Stewartby Member (SBY).
Thickness: 0 to c.50m
Geographical Limits: Dorset to Humberside.
Parent Unit: Oxford Clay Formation (OXC)
Previous Name(s): none recorded or not applicable
Alternative Name(s): Stewartby Member
Stratotypes:
none recorded or not applicable
Reference(s):
Arkell, W J. 1947. The Geology of Oxford. 267pp. [Oxford: Clarendon Press.] 
Horton, A. 1989. Geology of the Peterborough district. Memoir of the British Geological Survey, Sheet 158 (England & Wales). 
Cox, B M, Hudson, J D and Martill, D M, 1992. Lithostratigraphic nomenclature of the Oxford Clay (Jurassic). Proceedings of the Geologists' Association, Vol.103, p.343-345. 
Gallois, R W, 1994. The geology of the country around King's Lynn and The Wash. Memoir of the British Geological Survey, Sheet 145 and part of 129 (England and Wales). 
Horton, A, Sumbler, M G, Cox, B M and Ambrose, K, 1995. Geology of the country around Thame. Memoir of the British Geological Survey, Sheet 237 (England and Wales). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E144 E237