The BGS Lexicon of Named Rock Units — Result Details

Dun Caan Shale Member

Computer Code: DCSH Preferred Map Code: DCnS
Status Code: Full
Age range: Toarcian Age (JT) — Toarcian Age (JT)
Lithological Description: Dark grey sandy, fissile mudstones with concretions of sandy limestone.
Definition of Lower Boundary: Unseen?
Definition of Upper Boundary: Overlain by thinly bedded calcareous sandstones of the Beinn na Leac Sandstone Member.
Thickness: 12m
Geographical Limits: Sea of the Hebrides Basin.
Parent Unit: Bearreraig Sandstone Formation (BEAS)
Previous Name(s): Now part of Druim An Fhuarain Member? [Obsolete Name and Code: Use DCSH] (-4597)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  Prince Charle's Cave, north-eastern, Skye. Morton, 1995. 
Type Section  Bearreraig Bay, northeastern Skye. Morton, 1995. 
Reference(s):
Morton, N. 1965. The Bearrenaig Sandstone Series (Middle Jurassic) of Skye and Raasay. Scottish Journal of Geology, Vol.1, 189-216. 
Cox, B M, Page, K N, and Morton, N. 2002. The Middle Jurassic stratigraphy of Scotland. In Cox, B M, and Sumbler, M G (editors), British Middle Jurassic Stratigraphy. Geological Conservation Review Series, Vol.26. (Peterborough: Joint Nature Conservation Committee/Chapman and Hall.) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S081