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Llangan Church Cropmark Enclosure is a prehistoric enclosure located in Wales and protected by Cadw under reference CM264. The monument sits upon bedrock of Arenig Rocks, comprising undifferentiated mudstone, siltstone and sandstone formed during the Arenigian period. This geological foundation would have provided the early inhabitants with readily available stone resources for construction and tool-making.
The enclosure is visible as a cropmark feature, indicating its presence through differential crop growth rather than upstanding earthworks. Such cropmarks typically reveal the subsurface ditches and banks that once defined the enclosure's boundaries. The monument's form suggests it served a significant function within the prehistoric landscape, whether for settlement, ritual purposes or stock containment.
The preservation of this feature as a cropmark demonstrates the importance of aerial archaeology in revealing Wales's prehistoric heritage. The Arenig bedrock underlying the site would have influenced both the construction techniques available to its builders and the suitability of the surrounding land for occupation and agriculture during the prehistoric period.
Llangan Church Cropmark Enclosure is a scheduled monument protected by Cadw under reference CM264. View the official record →
Llangan Church Cropmark Enclosure is a prehistoric enclosure located in Wales and protected by Cadw under reference CM264.
Llangan Church Cropmark Enclosure dates from the prehistoric period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Llangan Church Cropmark Enclosure 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 CM264.
Several scheduled monuments lie within 10 km, including Castell (4.7 km), Llangwathan Castle Mound (5.5 km), Llan Burial Chamber (5.5 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Llangan Church Cropmark Enclosure'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.
Llangan Church Cropmark Enclosure stands on Arenig Rocks (Undifferentiated), bedrock that formed in the Arenigian. The rock here is mudstone, siltstone and sandstone.