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  • [[Image:P006779.jpg|thumb|200px|Oxford Clay overlain by Corallian Group strata at Newbiggin Cliff, near Filey, Yorkshir ...tions were ideal for the preservation of organic matter and the Kimmeridge Clay Formation is now the principal source rock for oil throughout the region.
    15 KB (2,247 words) - 15:21, 29 January 2015
  • | WOLSTON CLAY | WOLSTON CLAY
    15 KB (1,753 words) - 10:30, 8 March 2016
  • ...estones. The Blue Lias Formation is overlain by mudstone of the Lower Lias Clay (now referred to the Charmouth Mudstone Formation), which is not exposed on ...e Kellaways Formation is repeated in the overlying Lower and Middle Oxford Clay, reflecting an increase in sandstone towards the top of each depositional c
    20 KB (3,006 words) - 10:53, 5 May 2016
  • ...subsequent re-advance of the sea resulted in the deposition of bituminous clay over the Corallian strata (McLeish, 1992<ref name="Mcleish 1992"></ref>). T | colspan="2" | Lower Kimmeridge Clay Formation
    29 KB (4,322 words) - 16:02, 11 September 2015
  • | Kimmeridge Clay Formation | rowspan="2" | Kimmeridge Clay Formation
    54 KB (8,031 words) - 10:09, 4 May 2017
  • | SOLENT GROUP&nbsp;–&nbsp;CLAY, SILT AND SAND ...M GROUP AND BARTON GROUP (UNDIFFERENTIATED)&nbsp;–&nbsp;SAND, SILT AND CLAY
    33 KB (3,749 words) - 10:09, 4 May 2017
  • ...ium&nbsp;—&nbsp;ALV), composite (e.g. West Walton Formation and Ampthill Clay Formation, undifferentiated&nbsp;—&nbsp;WWAC) or exceptionally informal u
    5 KB (709 words) - 16:01, 2 March 2018
  • ...'', OR/15/064, pp.21. </ref>) on Ampthill Clay Formation and Kimmeridge Clay Formation (Undifferentiated) and also the inferred surface locations of a n
    32 KB (5,085 words) - 12:38, 5 March 2018
  • ...e.g. alluvium – ALV), composite (e.g. West Walton Formation and Ampthill Clay Formation, undifferentiated – WWAC) or exceptionally informal units may a
    7 KB (1,117 words) - 16:48, 18 October 2018
  • ...ium&nbsp;–&nbsp;ALV), composite (e.g. West Walton Formation and Ampthill Clay Formation, undifferentiated&nbsp;–&nbsp;WWAC) or exceptionally informal u
    6 KB (937 words) - 09:50, 19 October 2018
  • | Kimmeridge Clay Formation | rowspan="2" | <br>Kimmeridge Clay Formation
    59 KB (8,874 words) - 09:55, 19 October 2018
  • ...rocks (Lower Greensand to Chalk Group). While the Lias Group to Kimmeridge Clay Formation are relatively horizontal over the basement platform, the Lower G ...om depth, or biogenic, having formed from thin lignite layers in the Weald Clay. They state that the spatial distribution, source and hydrogeological contr
    149 KB (21,935 words) - 09:56, 19 October 2018