The BGS Lexicon of Named Rock Units — Result Details

Kinnerton Sandstone Formation

Computer Code: KNSF Preferred Map Code: KnS
Status Code: Full
Age range: Early Triassic Epoch (TE) — Early Triassic Epoch (TE)
Lithological Description: Sandstone, red-brown to yellow, generally pebble-free, fine- to medium-grained, cross-stratified. Dominantly aeolian.
Definition of Lower Boundary: Where fluviatile/marine mudstones and siltstones of the Manchester Marl Formation or laterally persistent fluviatile argillaceous sandstones of the Bold Formation (south Cheshire Basin) pass into cross-stratified aeolian sandstones of the Kinnerton Formation.
Definition of Upper Boundary: Where aeolian sandstones of the Kinnerton Formation pass into fluviatile, commonly pebbly, sandstones of the Chester Pebble Beds Formation.
Thickness: 0 - >150m.
Geographical Limits: Cheshire Basin.
Parent Unit: Not Applicable (-)
Previous Name(s): Lower Mottled Sandstone (-4496)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  Cliff section, behind Heighley Castle Farm. 2km north of Madeley, Staffordshire. 0 - (?)9.5m. 
Type Area  Area around Kinnerton Green, Clwyd. 
Reference Section  Hodnet Pumping Station (borehole SJ62NW/3) observation well. Between depths 312ft to 135ft 8inch. (Wild, 1987). 
Reference(s):
Wild, E K, 1987. The sedimentology and reservoir quality of the Kinnerton Sandstone Formation, UK, and the Tirrawacca Sandstone, South Australia. Unpublished Ph.D Thesis, University of Bristol. 
Warrington, G, Audley-Charles, M G, Elliott, R E, Evans, W B, Ivimey-Cook, H C, Kent, P E, Robinson, P L, Shotton, F W and Taylor, F M. 1980. A correlation of the Triassic rocks in the British Isles. Special Report of the Geological Society of London, No.13. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E123 E109 E137 E151 E107 E096