The BGS Lexicon of Named Rock Units — Result Details

Cowie Harbour Conglomerate Member

Computer Code: CWHC Preferred Map Code: CWHC
Status Code: Full
Age range: Homerian Age (SH) — Gorstian Age (SG)
Lithological Description: Sandstone, pebbly sandstone and largely volcaniclastic conglomerate.
Definition of Lower Boundary: The base of the lowest bed of poorly-sorted, volcaniclastic conglomerate or pebbly sandstone above a succession of grey-green volcaniclastic sandstones of the 'Brown and Grey Sandstone 'Member' of Carroll, 1994.
Definition of Upper Boundary: The base of the lowest bed of cross-bedded medium-grained sandstones of the Red Sandstone 'Member' overlying green and red, massive, coarse-grained pebbly volcaniclastic sandstones of the Cowie Harbour Conglomerate Member.
Thickness: From 20 m to 30 m thick. The type section is cut by strike-parallel faults of unknown displacement.
Geographical Limits: Stonehaven area.
Parent Unit: Cowie Sandstone Formation (CWE)
Previous Name(s): Volcanic Conglomerate Member (VC)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Foreshore at Cowie Harbour. 
Reference(s):
Campbell, R, 1913. The geology of south-eastern Kincardineshire. Transactions of the Royal Society of Edinburgh, Vol.48, pp.923-960. 
Armstrong, M, Donovan, R M and Paterson, I B, 1978. Angus and Kincardine. In Friend, P F and Williams, B P J (editors), A field guide to selected outcrop areas of the Devonian of Scotland, the Welsh Borderland and South Wales. Palaeontological Association. 
Carroll, S, 1994. Geology of the Stonehaven District. 1:10 000 Sheets NO88NW, NO88NE, NO88SW and NO88SE. British Geological Survey Technical Report WA/94/19. 
Browne, M A E, Smith, R A and Aitken, A M. 2001. A lithostratigraphical framework for the Devonian (Old Red Sandstone) rocks of Scotland south of a line from Fort William to Aberdeen. Version 3. British Geological Survey Research Report RR/01/04. 
Campbell, R, 1912. Cambrian, Downtonian and Lower Old Red Sandstone rocks near Stonehaven. Proceedings of the Geologists' Association, Vol.23, 296. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S067 S066