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Mwdwl Eithin Round Cairn is a prehistoric round cairn sited on the Ashgill mudstones, siltstones and sandstones that underlie much of this region. The monument is scheduled under the historic monuments protection system, managed by Cadw, and is registered under reference DE281.
Round cairns of this type typically date from the Bronze Age and served as burial monuments, often constructed from stone gathered from the surrounding landscape. The bedrock geology at Mwdwl Eithin would have provided readily available stone suitable for cairn construction, though the softer Ashgill rocks would have necessitated gathering larger surface boulders for the main structure.
The cairn's survival reflects both its robust construction and the protective landscape of Wales, where such monuments often remain conspicuous features of the upland and moorland terrain. The site retains archaeological significance as evidence of prehistoric burial practice and settlement patterns in the area.
Mwdwl Eithin Round Cairn is a scheduled monument protected by Cadw under reference DE281. View the official record →
Mwdwl Eithin Round Cairn is a prehistoric round cairn sited on the Ashgill mudstones, siltstones and sandstones that underlie much of this region. It is designated a Scheduled Ancient Monument by Cadw under reference DE281.
Mwdwl Eithin 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.
Mwdwl Eithin 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 DE281.
Several scheduled monuments lie within 10 km, including Caer Euni Camp (5.8 km), Caer Euni Stone Circles (6 km), Cefn Caer Euni Round Cairn (6.4 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Mwdwl Eithin 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.
Mwdwl Eithin Round Cairn stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.