The BGS Lexicon of Named Rock Units — Result Details

Pendleside Sandstone Member

Computer Code: PNDS Preferred Map Code: PdS
Status Code: Full
Age range: Brigantian Substage (CX) — Brigantian Substage (CX)
Lithological Description: Sandstone turbidite facies comprising mainly fine- to medium-grained, thin to thickly bedded, grey to pale brown sandstones, interbedded with shaly mudstones and siltstones, calcareous in part.
Definition of Lower Boundary: Point where sandstones start to dominate the Lower Bowland Shales, going up sequence.
Definition of Upper Boundary: Point, going up sequence, where sandstones cease to dominate the Lower Bowland Shales sequence.
Thickness: c.300m maximum.
Geographical Limits: Widely, but discontinuously cropping out in the Craven Basin in Clitheroe, Settle, Lancaster and Garstang districts and probably farther afield.
Parent Unit: Bowland Shale Formation (BSG)
Previous Name(s): LOWER PENDLESIDE SANDSTONE
UPPER PENDLESIDE SANDSTONE
PENDLE GRIT FORMATION (PG)
PENDLESIDE SANDSTONES MEMBER (PNDS)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Slopes to the north and northeast of Pendle Hill, Lancs; numerous stream sections and small disused building and wall stone quarries. Stream section 1/4 mile east of Ravens Holme. Stratotype section: Red Syke. 
Reference Section  Pendle Hill Brook. Stream section c.0.6km south-south-east of Ravens Holme. 
Reference Section  Little Mearley Clough. Stream section 200-400m upstream from Little Mearley Hall (Clitheroe Memoir, fig.8). 
Reference(s):
Aitkenhead, N, Bridge, D M, Riley, N J and Kimbell, S F. 1992. Geology of the country around Garstang. Memoir of the British Geological Survey, Sheet 67 (England and Wales) 
Earp, J R and others, 1961. Geology of the country around Clitheroe and Nelson. Geological Survey of Great Britain Memoir, Sheet 68. 
Whittard, W F and Simpson, S. (Editors) 1960. Upper Carboniferous. Lexique Stratigraphique International, part 3a VIII, p.294. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E060 E067 E068 E059