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  • ...in the area of the Kingswood Anticline on the crop of the more productive South Wales Middle Coal Measures Formation. The oldest workings are bell pits dating back at least to 1680. Major pits ...istrict, extending to a depth of some 625 m to work the upper parts of the South Wales Middle Coal Measures Formation.
    4 KB (562 words) - 15:53, 28 July 2015
  • ...r Coal Measures Formation ranges between 120 m and 210 m in thickness. The South Wales Middle Coal Measures Formation ranges between 210 m and 260 m in thickness. Both formations comprise fluvi
    11 KB (1,715 words) - 08:34, 18 February 2016
  • | '''PENNINE MIDDLE COAL MEASURES FORMATION AND SOUTH WALES MIDDLE COAL MEASURES FORMATION (UNDIFFERENTIATED) – MUDSTONE, SILTSTONE, SANDSTONE, COAL, IRON
    33 KB (3,749 words) - 09:09, 4 May 2017
  • ...anderbeckei Marine Band and top of the Cambriense Marine Band comprise the South Wales Middle Coal Measures Formation (SWMCM), which is around 685 m thick in the district. It crops out in the In the Bristol Coalfield, the South Wales Middle Coal Measures Formation is conformably overlain by the Pennant Sandstone Formation — the lowe
    17 KB (2,541 words) - 13:53, 2 December 2015
  • | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation (undifferentiated) ...Formation (PUCM-MSCI), Pennine Middle Coal Measures Formation (PSMCM) and South Wales Middle Coal Measures Formation (undifferentiated) (PSMCM-MSCI), Pennine Lower Coal Measures Formation and
    54 KB (8,031 words) - 09:09, 4 May 2017
  • | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation (undifferentiated) ...easures Formation (PUCM- MSCI), Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation (undifferentiated) (PSMCM-MSCI), Pennine Lower Coal Measures Formation and
    59 KB (8,826 words) - 11:31, 3 December 2019