Ogof Dydd Byraf
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Ogof Dydd Byraf is a cave which extends under
Esclusham Mountain Esclusham Mountain ( Welsh: ''Mynydd Esclus'' or ''Mynydd Esclys'') is an area in Wrexham County Borough, Wales, United Kingdom, and is part of the Ruabon Moors. It rises to a height of 460 m (1509 feet), with the nearby spur of Cyrn-y-Brain, to ...
in the north-east
Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...
from its entrance in the south face of the
Minera Limeworks The Minera Limeworks were extensive lime quarries and kilns at Minera in Wrexham, Wales. It was located at , near the villages of Gwynfryn, Minera, and Coedpoeth and was locally referred to as ''The Calch''. History The Minera Limeworks w ...
quarry. It was originally discovered and explored in 1964 by the Wrexham Caving Club, before it was merged into the North Wales Caving Club. After a short series of mined passages there is a narrow 10 metre pitch into the main levels consisting of a series of well-decorated galleries. Some of the passages come very close to the cave Ogof Llyn Du whose access is blocked by a deep and difficult sump. Over the years this cave had been under threat by the quarry operations, but it is now protected as an
SSSI A Site of Special Scientific Interest (SSSI) in Great Britain or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland is a conservation designation denoting a protected area in the United Kingdom and Isle of ...
. and owned by
North Wales Wildlife Trust The North Wales Wildlife Trust (NWWT) (Welsh: ''Ymddiriedolaeth Natur Gogledd Cymru'') is the Wildlife Trust for North Wales. Established in 1962, it covers the vice counties of Anglesey, Caernarfonshire, Merionethshire, Denbighshire and Flint ...


References


Bibliography

* * {{cite book , author = Waltham, A.C., Simms, M.J., Farrant, A.R., Goldie, H.S. , year = 1997 , title = Karst and Caves of Great Britain , pages = 262–4 , publisher = Chapman & Hall, 2-6 Boundary Row, London SE1 8HN, UK , isbn = 0-412-78860-8 Dydd Byraf Landforms of Wrexham County Borough