The BGS Lexicon of Named Rock Units — Result Details

Sleat Group

Computer Code: TB Preferred Map Code: notEntered
Status Code: Full, pending ratification
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Slightly metamorphosed cross-bedded grey sandstones and shaly mudstones. The sandstones are poorly sorted and resemble feldspathic greywackes.
Definition of Lower Boundary: Drawn at base of breccia and sandstone of the Rubha Guail Formation where it rests unconformably on Lewisian Gneisses.
Definition of Upper Boundary: Drawn at conformable upward passage from grey sandstone and shale of the Kinloch Formation to grey shale of the Diabaig Formation of the Torridon Group.
Thickness: 3500m approx.
Geographical Limits: Isle of Skye and northwest Scotland.
Parent Unit: Not Applicable (-)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Sleat, Isle of Skye, Scotland. 
Reference(s):
Stewart, A D. 1991. Geochemistry, provenance and palaeoclimate of the Sleat and Torridon Groups in Skye. Scottish Journal of Geology, Vol.27(2), 81-95. 
Stewart, A D. 1969. Torridonian rocks of Scotland Reviewed. "In" Kay, M, (Editor). North Atlantic - geology and Continental Drift: A symposium. Memoir of the American Association of Petrological geology, Vol.12, p.595-608. 
Stewart, A D. 1975. Torridonian rocks of Western Scotland. In Harris, A L, and others. A correlation of the Pre-Cambrian rocks in the British Isles. Geological Society of London, Special Report No.6. 
Peach, B N, 1910. The geology of Glenelg, Lochalsh and the south-east part of Skye. Memoirs of the Geological Survey, Scotland. 
Johnson, M R W, 1983. Torridonian - Moine, "In" Craig, G Y, Geology of Scotland. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S071 S071 S081 S092 S061