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Berth-Llwyd & Cefn Coch Gold Mining Complex is a post-medieval and modern mill site situated in Wales on bedrock comprising Middle Cambrian mudstone, siltstone and sandstone. The underlying geology determined the location and operation of gold extraction at this site, as mineralisation within these metamorphic strata provided the ore resource that drew miners and millers to work this landscape. The complex represents the industrial response to precious metal deposits found within the ancient Cambrian rocks beneath.
The site encompasses the physical remains of milling machinery and infrastructure developed to process gold ore extracted from the surrounding area. Such complexes typically combined mining pits and adits with purpose-built mills housing crushing, grinding and separation equipment powered by water or later mechanical means. The positioning of structures and the surviving archaeological evidence preserve the layout of an operation that transformed raw ore into refined product.
The monument is protected by Cadw, the Welsh Historic Monuments service, under the reference ME119, recognising its significance to the understanding of Welsh industrial heritage and the post-medieval development of mineral extraction. The site contributes to knowledge of how miners and industrialists exploited Wales's natural mineral wealth, adapting technology and labour to the demands of gold recovery across several centuries.
Berth-Llwyd & Cefn Coch Gold Mining Complex is a scheduled monument protected by Cadw under reference ME119. View the official record →
Berth-Llwyd & Cefn Coch Gold Mining Complex is a post-medieval and modern mill site situated in Wales on bedrock comprising Middle Cambrian mudstone, siltstone and sandstone. It is designated a Scheduled Ancient Monument by Cadw under reference ME119.
Berth-Llwyd & Cefn Coch Gold Mining Complex dates from the post medieval/modern period, and is classified as a mill. It is one of over 32,000 scheduled monuments protected across the UK.
Berth-Llwyd & Cefn Coch Gold Mining Complex 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 ME119.
Several scheduled monuments lie within 10 km, including Pentre Farm Barrow (4.3 km), Brithdir Roman Fort (7 km), Tal y Waen cairns (7.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Berth-Llwyd & Cefn Coch Gold Mining Complex'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.
Berth-Llwyd & Cefn Coch Gold Mining Complex stands on Middle Cambrian, bedrock that formed in the Middle Cambrian. The rock here is mudstone, siltstone and sandstone.