The BGS Lexicon of Named Rock Units — Result Details

Birkenhead Sandstone Formation

Computer Code: BKD Preferred Map Code: BKD
Status Code: Full
Age range: Wenlock Epoch (SW) — Wenlock Epoch (SW)
Lithological Description: Sandstones, greyish orange, medium-grained, cross-bedded with a few thin pebbly beds.
Definition of Lower Boundary: Transitional from greyish red sandstones and siltstones of the Leaze Formation.
Definition of Upper Boundary: Sharp boundary with dark greenish grey mudstones at base of Dippal Burn Formation.
Thickness: 110m.
Geographical Limits: Muirkirk to Strathaven area, Strathclyde region, Central Scotland.
Parent Unit: Waterhead Group (Cf Glenbuck Group) (WHD)
Previous Name(s): Yellow Sandstone [Obsolete Name and Code: Use BKD] (-3222)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Partial Type Section  Exposures in the Birkenhead Burn. 
Reference(s):
Jennings, J S. Not published. The geology of the eastern part of the Lesmahagow Inlier. Ph.D.Thesis, University of Edinburgh, 1961. 
Walton, E K, 1965. "In" Craig, G Y, (Editor). The Geology of Scotland: Lower Palaeozoic rocks. Oliver and Boyd, Edinburgh, 161-227. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S023