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Llech Idris is a prehistoric standing stone located in Wales and protected by Cadw under the reference ME072. The monument stands upon bedrock of Middle Cambrian age, comprising mudstone, siltstone and sandstone formations that have shaped the local landscape since their deposition over 500 million years ago. These ancient sedimentary rocks provide the geological context for understanding the monument's placement within the Welsh countryside.
Standing stones of this type were typically erected during the Neolithic or Bronze Age, serving functions that remain partly mysterious but likely included territorial markers, burial monuments or ritual significance within their communities. Llech Idris follows a distribution pattern found across Wales and the broader Atlantic façade of Britain, where such monuments cluster in particular regions and often occupy prominent topographical positions.
The stone's survival to the present day reflects both its inherent durability and the protective status it has received as a scheduled ancient monument. Its setting within the Middle Cambrian geology of Wales connects it to the deeper landscape history, whilst its form and positioning link it to the ceremonial and social practices of prehistoric Wales.
Llech Idris is a scheduled monument protected by Cadw under reference ME072. View the official record →
Llech Idris is a prehistoric standing stone located in Wales and protected by Cadw under the reference ME072.
Llech Idris dates from the prehistoric period, and is classified as a standing stone. It is one of over 32,000 scheduled monuments protected across the UK.
Llech Idris 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 ME072.
Several scheduled monuments lie within 10 km, including Roman Kilns 225m SE of Pen-y-Stryd (0.9 km), Maen Llwyd Standing Stones (3 km), Multi-period Settlement Remains at Cae Merddyn, S of Bwlch-y-Ffordd (3.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Llech Idris'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.
Llech Idris stands on Middle Cambrian, bedrock that formed in the Middle Cambrian. The rock here is mudstone, siltstone and sandstone.