The BGS Lexicon of Named Rock Units — Result Details

Waterhead Group (Cf Glenbuck Group)

Computer Code: WHD Preferred Map Code: notEntered
Status Code: Full, pending ratification
Age range: Wenlock Epoch (SW) — Wenlock Epoch (SW)
Lithological Description: Sandstones, mudstones, with fish beds. (Correlative of Waterhead Group - Glenbuck Group).
Definition of Lower Boundary: Drawn at base of sandstones of the Passage Formation where they rest conformably on sandstones of the Dunside Formation of the Priesthill Group.
Definition of Upper Boundary: Drawn at conformable upward passage from sandstones of the Logan Formation to conglomerate of the Middlefield Conglomerate of the Dungavel Group.
Thickness: 720m approx.
Geographical Limits: Strathclyde, Scotland.
Parent Unit: Not Applicable (-)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Area  Waterhead, Strathclyde, Scotland. 
Cameron, I B and Stephenson, D, 1985. British Regional Geology: The Midland Valley of Scotland (3rd Edition). (London: HMSO for British Geological Survey). 
Geikie, A, 1873. Lanarkshire: Central Districts. Memoirs of the Geological Survey of Scotland. 
Walton, E K. 1983. Lower Palaeozoic - Stratigraphy. In Craig, G Y (editor), Geology of Scotland (2nd edition)(Edinburgh: Scottish Academic Press.) 
1:50K maps on which the lithostratigraphical unit is found, and map code used: