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  • ...e east of Canty Bay red and green bedded tuffs are abruptly cut by the Gin Head Vent (North Berwick Excursion B).
    13 KB (2,125 words) - 10:32, 7 November 2015
  • ====1. Gin Head Vent: basanite intrusion, vent agglomerate==== ...ll vent filled with red bedded tuff and agglomerate, itself cut by the Gin Head Vent. In the cliffs above, the base of a basanite sill arches from vertica
    13 KB (2,189 words) - 10:33, 7 November 2015