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- == Penarth Group == ...il 12 Late Triassic (Rhaetian) bivalve (12) Rhaetavicula contorta from the Penarth Group at Waterloo, Co. Antrim. (P948078) ]]4 KB (535 words) - 12:53, 25 September 2017
- ==Penarth Group== The Penarth Group is named after the coast sections at Penarth, South Glamorgan, and is virtu8 KB (1,341 words) - 13:30, 30 January 2018
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- ===== Penarth Group (PnG) ===== The Penarth Group consists of grey to black mudstones with subordinate limestones and sandsto1 KB (203 words) - 15:20, 28 July 2015
- == Penarth Group == ...il 12 Late Triassic (Rhaetian) bivalve (12) Rhaetavicula contorta from the Penarth Group at Waterloo, Co. Antrim. (P948078) ]]4 KB (535 words) - 12:53, 25 September 2017
- ...nchor Formation comprises grey dolomitic mudstones and siltstones, and the Penarth Group, which is nowhere thicker than 12 m, grades from calcareous marls and marly1 KB (189 words) - 08:35, 18 February 2016
- ...andstone’), the Mercia Mudstone Group (formerly the ‘Keuper Marl’) and the Penarth Group (formerly the ‘Rhaetic’). The latter is succeeded conformably by the Wa2 KB (252 words) - 13:07, 25 September 2017
- | Horizon/Fault contacts refined<br>Top Penarth Group surface created from isopach888 bytes (131 words) - 07:32, 12 June 2015
- == Depositional environment (Mercia Mudstone Group, Penarth Group, Waterloo Mudstone Formation) == ...lded the approach of a marine transgression. At the outset, the succeeding Penarth Group was deposited during a period of fluctuating sea-levels in a shallow epeiri5 KB (754 words) - 11:49, 25 September 2017
- : 2 Top Penarth Group1 KB (170 words) - 09:04, 10 August 2015
- : 5 Top Penarth Group1 KB (156 words) - 09:46, 10 August 2015
- | Penarth Group3 KB (267 words) - 15:02, 28 July 2015
- The Top Penarth Group surface was constructed from isopach values. Values were gridded in Arc GIS1 KB (184 words) - 09:54, 10 August 2015
- [[Image:P239116.jpg|thumb|350px|The Penarth Group at Chipping Sodbury railway cutting. Exposed during excavation in 1901, mud The Mercia Mudstone Group is disconformably overlain by the Penarth Group (PnG), formed by a continuation of the marine transgression which began wit5 KB (747 words) - 13:20, 2 December 2015
- | Penarth Group2 KB (212 words) - 09:30, 8 March 2016
- : 5 – Top Penarth Group3 KB (401 words) - 09:50, 10 August 2015
- : 2 – Top Penarth Group3 KB (437 words) - 09:08, 10 August 2015
- | Penarth Group3 KB (382 words) - 08:47, 4 December 2015
- ...ts are well exposed along the coast of south Wales and north Somerset. The Penarth Group comprises dark grey mudstone with subordinate sandstone (Westbury Formation Image:P007705.jpg|Dark mudstone of the Penarth Group in the foreground, dips toward the camera, and rests on the Blue Anchor For7 KB (1,070 words) - 12:23, 19 June 2014
- ==Penarth Group== The Penarth Group is named after the coast sections at Penarth, South Glamorgan, and is virtu8 KB (1,341 words) - 13:30, 30 January 2018
- ...ogical Survey of Great Britain'', 50, 51–69.</ref>. Between the top of the Penarth Group (Rhaetian) and the lowest bed in the Waterloo Mudstone Formation with the a2 KB (319 words) - 13:13, 25 September 2017
- ...de of the Moray Firth and the muddy debris-flow deposits at Stornoway. The Penarth Group also has a wide distribution but is everywhere thin. ...poradic thin interbeds of fine-grained sandstone; in the upper part of the Penarth Group the mudstone is more calcareous and contains an abundant bivalve fauna.12 KB (1,844 words) - 14:21, 29 January 2015
- | PENARTH GROUP <nowiki>*</nowiki>NB The White Lias Formation and Penarth Group appear in only a few cross-sections in the base of the model, very close to6 KB (910 words) - 09:40, 10 February 2016