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The bluestones have long been recognised as being exotic to the Stonehenge area. In the 1920s, a Survey geologist called H.H.Thomas traced them to a particular outcrop in the Mynydd Preseli area of West Wales. Recent studies, however, have reappraised their provenance and cast doubts about Thomas’ conclusions

29th October 2014

Large Chemistry Lecture Theatre
Cardiff University

Keeper of Natural Sciences, Amgueddfa Cymru-National Museum Wales


Dr Richard Bevins


Far travelled stones –the Bluestones of Stonehenge

Dolerites found at Carn Goedog  match those used in Stonehenge