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Bryngwyn Standing Stone is a prehistoric standing stone located in Wales and protected by Cadw under reference CM155. The monument stands upon Wenlock Rocks of Undifferentiated age, a bedrock composed of mudstone, siltstone and sandstone formed during the Wenlock period of the Silurian era. This geological foundation, laid down some 425 million years ago as marine deposits, provides the solid base for the stone's enduring presence in the landscape.
Standing stones like Bryngwyn were raised during the Bronze Age or earlier prehistory, though their exact date and purpose remain subjects of scholarly discussion. They commonly marked territorial boundaries, served ritual or ceremonial functions, or commemorated significant individuals or events. The location upon Wenlock sedimentary bedrock is typical of many Welsh upland monuments, where such stones were positioned to command views across valleys and ridges.
The monument's survival and official protection demonstrate its recognised archaeological and historical importance. As a scheduled ancient monument under Cadw's stewardship, Bryngwyn Standing Stone continues to form part of Wales's prehistoric heritage and offers insight into the ritual and social practices of ancient communities who shaped the Welsh landscape.
Bryngwyn Standing Stone is a scheduled monument protected by Cadw under reference CM155. View the official record →
Bryngwyn Standing Stone is a prehistoric standing stone located in Wales and protected by Cadw under reference CM155.
Bryngwyn Standing Stone 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.
Bryngwyn Standing Stone 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 CM155.
Several scheduled monuments lie within 10 km, including Two Burnt Mounds 350m W of Cwrtbrynbeirdd (4.3 km), Beddau'r Derwyddon (4.4 km), Capel Dewi (4.8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bryngwyn Standing Stone'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.
Bryngwyn Standing Stone stands on Wenlock Rocks (Undifferentiated), bedrock that formed in the Wenlock. The rock here is mudstone, siltstone and sandstone.