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Blaen Llynor round cairn is a prehistoric burial monument situated in Wales on bedrock of Caradoc Rocks, composed of mudstone, siltstone and sandstone deposits formed during the Caradocian geological period. The cairn represents a ritual and funerary tradition common to Neolithic and Bronze Age communities across Britain, whereby stones were heaped over inhumations or cremations to create a durable marker within the landscape. The underlying geology of Caradoc mudstones and siltstones would have provided suitable stone for cairn construction, allowing builders to exploit local raw materials.
Round cairns of this type typically served as the focal point for burial rites and subsequent ceremonial activity, with their prominent position in the upland terrain serving both practical and symbolic functions. Such monuments often contained central burials, sometimes within stone-built chambers, alongside pottery, flint tools and other grave goods that reflected the status and beliefs of the buried community.
Blaen Llynor round cairn is now protected by Cadw (the Welsh heritage monuments authority) under the reference DE302, recognising its archaeological and historical significance as evidence of prehistoric settlement and ritual practice in Wales. The monument remains an important record of early Welsh cultural heritage and funerary custom.
Blaen Llynor round cairn is a scheduled monument protected by Cadw under reference DE302. View the official record →
Blaen Llynor round cairn is a prehistoric burial monument situated in Wales on bedrock of Caradoc Rocks, composed of mudstone, siltstone and sandstone deposits formed during the Caradocian geological period. It is designated a Scheduled Ancient Monument by Cadw under reference DE302.
Blaen Llynor 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 Llynor 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 DE302.
Several scheduled monuments lie within 10 km, including Craig Berwyn Round Barrow (4.5 km), Moel Sych Round Barrow (5.2 km), Nant Esgeiriau Cairn (5.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Blaen Llynor 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 Llynor round cairn stands on Caradoc Rocks (Undifferentiated), bedrock that formed in the Caradocian. The rock here is mudstone, siltstone and sandstone.