Some Erratics from Teifi Estuary, Western Cardiganshire

Abstract
A petrographical description is given of some erratics from the Teifi Estuary, Cardiganshire. Rock types present include granite from Ireland; greisen and Eskdale granite from the Lake District; granophyre, picrite, diabase and gneiss from the Lleyn Peninsula; granophyre and diabase from Merionethshire.