The Advanced Science Institute on which this publication is based took the somewhat unusual form of a geological field symposium held during late August 1984. I

A detailed account of the geology shown on the complementary 1: 50 000 (or earlier 1: 63 360) geological map(s)

This text is written for both academics and people who have no prior knowledge of the earth sciences. It offers a geological history of Ireland from the Precamb