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Mynydd Egryn Ring Cairn is a prehistoric ring cairn situated in Wales on bedrock of Lower Cambrian age. The underlying geology comprises sandstone and conglomerate laid down during the Early Cambrian period, interbedded deposits that have weathered to create a stony, exposed landscape typical of upland Welsh terrain. Ring cairns are ritual or ceremonial monuments of the Bronze Age, built as circular or near-circular arrangements of stone, often with a hollow centre and outer kerb. They belong to a class of funerary and ceremonial structures that flourished across upland Britain during the second millennium BC.
The monument's location on Mynydd Egryn places it within a Bronze Age ritual landscape. The underlying sandstone and conglomerate bedrock would have provided readily available stone for construction, whilst the exposed upland setting commands considerable landscape views, factors that likely influenced its placement in this location.
Mynydd Egryn Ring Cairn is protected as a scheduled monument under Cadw, the historic monuments service of Wales, and is registered under reference ME156. It remains an important record of Bronze Age ceremonial practice in the Welsh uplands and contributes to understanding prehistoric settlement and belief systems in this region.
Mynydd Egryn Ring Cairn is a scheduled monument protected by Cadw under reference ME156. View the official record →
Mynydd Egryn Ring Cairn is a prehistoric ring cairn situated in Wales on bedrock of Lower Cambrian age. It is designated a Scheduled Ancient Monument by Cadw under reference ME156.
Mynydd Egryn 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.
Mynydd Egryn 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 ME156.
Several scheduled monuments lie within 10 km, including Cyfannedd-Fach Homestead (7.7 km), Bron-Llety-Ifan cairns and cup-marked rock (7.9 km), Fairbourne Anti-invasion Defences (8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Mynydd Egryn 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.
Mynydd Egryn Ring Cairn stands on Lower Cambrian Rocks (Undifferentiated), bedrock that formed in the Early Cambrian. The rock here is sandstone and conglomerate, interbedded.