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Mynydd y Garn Lluest West is a post-medieval or modern enclosure situated in Wales and protected as a scheduled monument by Cadw under reference BR408. The site occupies upland terrain underlain by Dinantian rocks, a limestone formation interspersed with sandstone and argillaceous material dating to the Mississippian period. This geology would have shaped both the construction materials available and the drainage characteristics of the land.
The enclosure represents a phase of land use typical of the post-medieval and modern periods in Welsh upland regions. Such structures commonly served pastoral purposes, dividing grazing land and controlling livestock movement across difficult terrain. The monument's location on Mynydd y Garn Lluest reflects the historical exploitation of marginal upland ground for agricultural purposes, with the bedrock providing natural stone for boundary construction.
The protected status of the site recognises its archaeological and historical significance as evidence of land management and settlement patterns in Wales during recent centuries. The survival of such enclosures on the upland landscape, despite exposure to weathering and agricultural change, contributes to understanding how communities adapted to and utilised challenging terrain in the post-medieval period.
Mynydd y Garn Lluest West is a scheduled monument protected by Cadw under reference BR408. View the official record →
Mynydd y Garn Lluest West is a post-medieval or modern enclosure situated in Wales and protected as a scheduled monument by Cadw under reference BR408.
Mynydd y Garn Lluest West dates from the post medieval/modern period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Mynydd y Garn Lluest West 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 BR408.
Several scheduled monuments lie within 10 km, including Site of Hirwaun Ironworks (7.5 km), Pillow Mound at Bryn y Gwyddel (7.8 km), Iron Ore Scours and Patch Workings at Winch Fawr, Merthyr Tydfil (8.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Mynydd y Garn Lluest West'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 y Garn Lluest West stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.