Pure Grit: The Carrickfergus mine from the Triassic period - BBC News
Mid and East Antrim Borough Council on Twitter: "There are currently over 30 miles of mining tunnels below your feet. There were once many salt mines in #Carrickfergus and next year, Carrickfergus
Irish Salt Mining And Exploration Case Study On Roll… | McLanahan
Carrickfergus and the discovery of Irish rock salt | The Archaeology of Salt production in Ireland
Process - IRISH SALT MINING & EXPLORATION COMPANY LTD
Carrickfergus salt and shenanigans… | The Archaeology of Salt production in Ireland