
Blue Lias
Blue Lias limestones used in Lyme Regis in recent years are sourced from quarries in south Somerset (Somerton Langport area). There is a new quarry in the Blue Lias at Keinton Mandeville, grey stone used in Gun Cliff Walk (the sea wall east of the river), chosen to match the colour of Blue Lias, is a very durable granite from Portugal. Blue Lias wall with ammonites. Photo: AH ...