Soils with paleosol features occur at the surface on the Chalky Boulder Clay in the Chelmsford area, &sex Their particle size distribution, micromorphology and a d , silt and clay mineralogy indicate periods of weathering, clay illuviation and hyQromorphism before deposition of loem in the Late Devenaian. These periods are provisionally related to the Ipswichian and/or Hoxnian Interglacials.
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