Dbk: 1 revision imported

2021-07-26T15:21:48Z

1 revision imported

← Older revision	Revision as of 16:21, 26 July 2021
(No difference)

Geosource>BobMcIntosh at 10:35, 27 June 2015

2015-06-27T10:35:52Z

New page

== Burwardsley Hill Bed [http://www.bgs.ac.uk/lexicon/lexicon.cfm?pub=BRWH (BRWH)] ==
'''Burwardsley Hill Bed '''

=== Previous nomenclature ===
Keuper Sandstone Conglomerate (Poole and Whiteman, 1966) Sandstone Conglomerate (Earp and Taylor, 1986)

=== Parent unit ===
[[Helsby Sandstone Formation]]

=== Derivation of name ===
From Burwardsley Hill (SJ 5078 5573), where it is well exposed

=== Type section ===
Burwardsley Hill, Cheshire (SJ 5086 5562 to 5108 5612) (Earp and Taylor, 1986)

=== Reference sections ===
None

=== Extant exposures/sections ===
The bed is well-exposed at the type section on Burwardsley Hill, and there are scattered quarry exposures in that area.

=== Lithology ===
Conglomerates, pebbly sandstones and sandstones, cross-bedded and coarse-grained. Pebbles are mainly of quartz and quartzite, up to 5 cm in diameter.

=== Lower boundary ===
The lower boundary is placed at the downward change from conglomerate and pebbly sandstone to red-brown, fine-to coarse-grained sandstones with thin beds of red-brown mudstone, of the underlying Wilmslow Sandstone Formation.

=== Upper boundary ===
At the upward change from mainly conglomerates to sandstones and pebbly sandstones in the [[Helsby Sandstone Formation]].

=== Thickness ===
0 to 11 m

=== Age ===
Anisian (early Mid Triassic)

=== Equivalent units ===
None

=== Geographical extent ===
From just south of the village of Penley (SJ 41 39), Cheshire, to near the village of Beeston (SJ 54 58), Cheshire.

=== Subdivisions ===
None

== References ==
<references/>
[[Category:Triassic lithostratigraphical nomenclature]]

Burwardsley Hill Bed - Revision history

Dbk: 1 revision imported

Geosource>BobMcIntosh at 10:35, 27 June 2015