© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw
Blaen Glyn Round Cairn is a prehistoric round cairn located in Wales and protected by Cadw under reference BR235. Round cairns of this type typically date to the Bronze Age and served as burial monuments for prominent individuals or family groups. The cairn consists of stones piled over a central burial pit or chamber, with the mound often surrounded by a kerb of larger stones to define its perimeter.
The monument sits on Lower Devonian bedrock composed of sandstone and conglomerate interbedded together, typical of the Early Devonian period. This geology would have influenced the availability of stone for cairn construction and the natural drainage characteristics of the site. The surrounding landscape and local stone resources shaped both the scale and structural integrity of the monument.
Blaen Glyn Round Cairn represents an important element of Bronze Age funerary practice in Wales. The construction and use of such cairns reflects the social organisation and ritual beliefs of prehistoric Welsh communities. Its preservation under Cadw protection ensures that the monument and its archaeological context remain available for study and public access.
Blaen Glyn Round Cairn is a scheduled monument protected by Cadw under reference BR235. View the official record →
Blaen Glyn Round Cairn is a prehistoric round cairn located in Wales and protected by Cadw under reference BR235.
Blaen Glyn Round Cairn dates from the prehistoric period, and is classified as a round cairn. It is one of over 32,000 scheduled monuments protected across the UK.
Blaen Glyn Round Cairn 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 BR235.
Several scheduled monuments lie within 10 km, including Mynydd y Garn Lluest East (8.6 km), Mynydd y Garn round cairn (8.6 km), Mynydd y Garn Enclosure (8.8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Blaen Glyn Round Cairn'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.
Blaen Glyn Round Cairn stands on Lower Devonian Rocks (Undifferentiated), bedrock that formed in the Early Devonian. The rock here is sandstone and conglomerate, interbedded.