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Bryn-y-Crofftau Ring Cairn is a prehistoric ring cairn located in Wales and protected as a scheduled monument by Cadw under reference CD189. Ring cairns are ceremonial or funerary monuments of the Bronze Age, consisting of a circular or oval arrangement of stones forming a ring, typically with an open or central space. The monument sits upon bedrock formed from Llandovery rocks, a sequence of mudstone, siltstone and sandstone laid down during the Llandovery period of the Ordovician era, geological strata that characterise much of the Welsh landscape.
The Llandovery bedrock underlying Bryn-y-Crofftau would have weathered to create the stony soils typical of upland Wales, providing the stone resources from which the cairn was constructed. These locally derived stones form the defining structure of the monument, organised into the characteristic ring pattern that distinguishes it from other Bronze Age cairn types such as round cairns or kerbed cairns.
The monument's survival and formal protection reflect its archaeological importance as evidence of Bronze Age ritual practice and social organisation in Wales. Such ring cairns, often interpreted as territorial or ceremonial markers, contribute to our understanding of prehistoric settlement patterns and land use in the region.
Bryn-y-Crofftau Ring Cairn is a scheduled monument protected by Cadw under reference CD189. View the official record →
Bryn-y-Crofftau Ring Cairn is a prehistoric ring cairn located in Wales and protected as a scheduled monument by Cadw under reference CD189.
Bryn-y-Crofftau Ring Cairn dates from the prehistoric period, and is classified as a ring cairn. It is one of over 32,000 scheduled monuments protected across the UK.
Bryn-y-Crofftau Ring 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 CD189.
Several scheduled monuments lie within 10 km, including Castell Rhyfel (3.7 km), Fagwyr Las Deserted Rural Settlement (3.8 km), Bryn Cosyn Cairn Cemetery (4.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bryn-y-Crofftau Ring 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.
Bryn-y-Crofftau Ring Cairn stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is mudstone, siltstone and sandstone.