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Cerrig Llwydion Burial Chamber is a prehistoric chambered tomb located in Wales. The monument sits upon bedrock of Ashgill mudstone, siltstone and sandstone, geology typical of the Ordovician period that dominates much of the Welsh uplands. This solid foundation would have provided natural protection for the burial structure constructed above it, a consideration likely familiar to the Neolithic and Early Bronze Age communities who built such monuments across Wales and beyond.
The monument comprises a stone chamber of the kind erected during the Neolithic or Early Bronze Age, when communal burial practices were widespread across Britain and Ireland. The precise arrangement and surviving elements of the chamber reflect both the builders' practical understanding of stone construction and their ritual requirements for the dead. The use of local stone in its construction connects it directly to the surrounding landscape and geology.
The burial chamber is now protected by Cadw, the Welsh heritage monuments service, under the reference CM047. This designation ensures the monument's preservation and maintains access for archaeological study and public understanding of Wales's prehistoric heritage. The site remains an important record of early Welsh burial practices and community identity, preserving evidence of religious belief and social organisation from thousands of years ago.
Cerrig Llwydion Burial Chamber is a scheduled monument protected by Cadw under reference CM047. View the official record →
Cerrig Llwydion Burial Chamber is a prehistoric chambered tomb located in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference CM047.
Cerrig Llwydion Burial Chamber dates from the prehistoric period, and is classified as a chambered tomb. It is one of over 32,000 scheduled monuments protected across the UK.
Cerrig Llwydion Burial Chamber is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is CM047.
Several scheduled monuments lie within 10 km, including Defended Enclosure 300m W of Pen y Gar (5.3 km), Cynwyl Elfed Anti-invasion Defences (5.5 km), Bwlch-Bychan Round Barrow (5.9 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Cerrig Llwydion Burial Chamber's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Cerrig Llwydion Burial Chamber stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.