The BGS Lexicon of Named Rock Units — Result Details

Eldroth Grit

Computer Code: EDG Preferred Map Code: EdG
Status Code: Full
Age range: Kinderscoutian Substage (CK) — Kinderscoutian Substage (CK)
Lithological Description: Trough cross-bedded feldspathic, medium- to coarse-grained sandstone, typically thickly bedded. Ganister palaeosols are present in the upper part of the unit.
Definition of Lower Boundary: Base taken where the predominantly sandstone sequence of the Eldroth Grit overlies siltstones of the Kirkbeck Member.
Definition of Upper Boundary: Taken at the top of the highest sandstone of the Eldroth Grit, commonly containing rootlets, overlain by mudstone or siltstone of the Millstone Grit Group (undifferentiated).
Thickness: 30m (Bentham area); 50-60m (Settle district).
Geographical Limits: Craven Basin, northwest England.
Parent Unit: Hebden Formation (HEBD)
Previous Name(s): Eldroth Grit Formation (-2168)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  River Greta section 2km west of Burton in Lonsdale, North Yorkshire. 
Type Area  Eldroth, 3km south of Austwick, North Yorkshire. 
Reference Section  River Wenning section 500m southwest of High Bentham town centre. North Yorkshire. 
Reference(s):
Bisat, W S and Hudson, R G S, 1938. The Lower Reticuloceras (R1) goniatite succession in the Namurian of the North of England. Proceedings of the Yorkshire Geological Society, Vol.24, 383-440. 
Brandon, A, Aitkenhead, N, Crofts, R G, Ellison, R A, Evans, D J and Riley, JN J, 1998. Geology of the country around Lancaster. Memoir of the British Geological Survey, Sheet 59 (England and Wales). 
Whittard, W F and Simpson, S, 1960. Upper Carboniferous of England, Wales and Scotland, "in" Whittard, W F and Simpson, S. Lexique Stratigraphique International, part 3a VIII, Vol.18. Centre National de la Recherche Scientifique, Paris. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E059 E060