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Capel Dewi, Llwynhendy is a medieval chapel situated in south Wales on bedrock of the Upper Coal Measures Formation. The underlying geology comprises mudstone, siltstone and sandstone interbedded with coal and ironstone seams, typical of the Westphalian deposits that characterise the South Wales coalfield. This industrial landscape would later become central to the region's economy, though the chapel dates from an earlier period when such resources remained largely unexploited.
The chapel stands as evidence of medieval religious life in the Welsh countryside. Its construction reflects the period's local building traditions, with materials and methods suited to the challenging terrain of the coal measure uplands. The site occupies a landscape shaped by geological forces spanning hundreds of millions of years, from the ancient deltaic environments that formed the coal seams to the modern surface topography shaped by human settlement.
Capel Dewi is protected as a scheduled monument by Cadw, the Welsh Historic Monuments authority, under reference CM324. This designation recognises its significance to the medieval heritage of Llwynhendy and the broader cultural landscape of south Wales. The chapel contributes to understanding how communities organised their spiritual and social lives within this distinctive geological and environmental setting.
Capel Dewi, Llwynhendy is a scheduled monument protected by Cadw under reference CM324. View the official record →
Capel Dewi, Llwynhendy is a medieval chapel situated in south Wales on bedrock of the Upper Coal Measures Formation. It is designated a Scheduled Ancient Monument by Cadw under reference CM324.
Capel Dewi, Llwynhendy dates from the medieval period, and is classified as a chapel. It is one of over 32,000 scheduled monuments protected across the UK.
Capel Dewi, Llwynhendy 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 CM324.
Several scheduled monuments lie within 10 km, including Tooth Cave, Llethrid (8.8 km), Cat Hole Cave (9.7 km), Parc le Breos Limekiln and Quarries (9.8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Capel Dewi, Llwynhendy'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.
Capel Dewi, Llwynhendy stands on South Wales Upper Coal Measures Formation, bedrock that formed in the Westphalian. The rock here is mudstone, siltstone, sandstone, coal, ironstone and ferricrete.