The BGS Lexicon of Named Rock Units — Result Details

Corncockle Sandstone Formation

Computer Code: CCK Preferred Map Code: CCK
Status Code: Full
Age range: Cisuralian Epoch (PLC) — Cisuralian Epoch (PLC)
Lithological Description: Fine- to medium-grained, well sorted, red quartz sandstone with large scale aeolian cross-bedding.
Definition of Lower Boundary: Rests unconformably on Lower Palaeozoic strata or on basal Permian breccias.
Definition of Upper Boundary: The Corncockle Sandstone Formation is stratigraphically the highest unit in the district.
Thickness: 900m+ on geophysical evidence.
Geographical Limits: Lochmaben Basin, Dumfriesshire, south-western Scotand (Southern Uplands)
Parent Unit: Stewartry Group (STEW)
Previous Name(s): Un-Named Permian Sandstone Of Desert Dune Origin (-4529)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Corncockle Quarry, a disused sandstone quarry, 700m NNE of the village of Templand, Dumfriesshire 
Reference(s):
Brookfield, M E, 1978. Revision of the Stratigraphy of Permian and Supposed Permian Rocks of Southern Scotland. Geologische Rundschau, Vol.67, p.110-143. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S010