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  • | Northampton Sand Formation ...
    2 KB (212 words) - 09:30, 8 March 2016
  • ...Figure 17''' 3D oblique exploded view of Great Oolite Group formations and Northampton Sand Formation volumes, from west.<br>''Contains Ordnance Survey data ©&nbsp;Crown Copyrig ...
    2 KB (241 words) - 09:43, 10 February 2016
  • | NORTHAMPTON SAND FORMATION ...
    6 KB (910 words) - 09:40, 10 February 2016
  • ...rd-shelled fossils. Iron-rich sandstones and ironstones (Dogger Formation, Northampton Sand Formation) are widespread at the base of the Middle Jurassic, and they have been mine ...
    10 KB (1,584 words) - 12:26, 19 June 2014
  • | NORTHAMPTON SAND FORMATION ...
    15 KB (1,753 words) - 09:30, 8 March 2016
  • | Northampton Sand Formation ...
    7 KB (1,052 words) - 09:41, 10 February 2016
  • ...area of Northamptonshire, exploited low-carbonate ironstone in the nearby Northampton Sand Formation (Inferior Oolite Group) overlying the Whitby Mudstone Formation (Tonks, 19 ...
    19 KB (2,834 words) - 09:00, 6 August 2021
  • ...d Newnham Hill, again within the Whitby Mudstone Formation overlain by the Northampton Sand Formation (Biczysko, 1981<ref name="Biczysko 1981">BICZYSKO, S J. 1981. Relic landsli ...Formation, probably associated with cambering of the overlying ironstone (Northampton Sand Formation), and linked it with similar observations in the Bath and Wellingborough ar ...
    69 KB (9,798 words) - 09:21, 6 August 2021