Chalk Group Lithostratigraphy: Northern England - Ferruginous Flint

This is a semitabular flint, up to 0.18 m thick (Wood & Smith, 1978), with pyrite-coated fracture surfaces, the oxidation of which produces a distinctive red or orange colour (Gaunt et al., 1992).

Macrofossil Biozonation: T. lata Zone

Correlation: see Correlation with other UK Chalk Group successions

References

GAUNT, G D, FLETCHER, T P & WOOD, C J. 1992. Geology of the country around Kingston-upon-Hull and Brigg. Memoir of the British Geological Survey.

WOOD C J & SMITH, E G.1978. Lithostratigraphical classification of the Chalk in North Yorkshire, Humberside and Lincolnshire. Proceedings of the Yorkshire Geological Society, Vol. 42(2), 263-287.