The BGS Lexicon of Named Rock Units — Result Details

Kinnesswood Formation

Computer Code: KNW Preferred Map Code: KNW
Status Code: Full
Age range: Frasnian Age (DR) — Courceyan Substage (CF)
Lithological Description: Characteristically sandstone with carbonate (limestone or dolomite) nodular pedogenic horizons (cornstone).
Definition of Lower Boundary: The transitional base is taken between strata with cornstones and the underlying aeolian sandstones without cornstones of the Knox Pulpit Formation (Stratheden Group).
Definition of Upper Boundary: The top is generally a conformable boundary beneath the Ballagan Formation, but in the type area is erosional beneath strata of the Pathhead Formation of the Strathclyde Group.
Thickness: To c.400m
Geographical Limits: Midland Valley, Scotland.
Parent Unit: Inverclyde Group (INV)
Previous Name(s): Cornstone Beds (-1632)
Cornstone Formation (-4134)
Cornstone Beds (Of Stirling Area) [Obsolete Name: See KNW] (CRNS)
Garrique Cornstone Formation [Obsolete Name And Code: See KNW] (GCF)
Powmill Formation (-1004)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Kinnesswood, near Loch Leven, Tayside, Scotland. 
Partial Type Section  Kinnesswood Row 
Reference Section  BGS Glenrothes Borehole (1985-6), Reg.No. NO20SE/385, 362.43-449.32m 
Reference(s):
Cameron, I B and Stephenson, D, 1985. British Regional Geology: The Midland Valley of Scotland (3rd Edition). (London: HMSO for British Geological Survey). 
Paterson, I B and Hall, I H S, 1986. Lithostratigraphy of the late Devonian and early Carboniferous rocks in the Midland Valley of Scotland. British Geological Survey Report, 18/3. 
Chisholm, J I and Dean, J M, 1974. The Upper Old Red Sandstone of Fife and Kinross: A fluviatile sequence with evidence of marine incursion. Scottish Journal of Geology, Vol. 10, 1-30. 
Browne, M A E, Dean, M T, Hall, I H S, McAdam, A D and Monro, S K, 1995. A review of the lithostratigraphy of the Carboniferous rocks of the Midland Valley of Scotland. BGS Technical Report, WA/95/25R. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S032 S032 S038 S033 S034 S048 S048 S049 E006 S030 S030 S038 S039 S039 S040 S012 S015 S023 S013 S025 S031 S025 S017 S006 S011 S338 S014 S017 S018 S023 S024 S026 S033