Mynydd Troed
Encyclopedia
Mynydd Troed is a hill in the Black Mountains
of the Brecon Beacons National Park in Powys
, south Wales
. It lies 3 miles south of Talgarth
and 2 miles northeast of the village of Llangors
on the western side of the range. Its summit at the northern end of a northwest to southeast aligned ridge reaches 609m above sea level and is crowned by a trig point
.
laid down during the Devonian period. A few old landslide
s scar its slopes, a couple of which are seen to advantage from Castell Dinas
and the ridge of Y Grib to the east. A number of small quarries have been worked on its slopes in the past.
over which the minor road up Cwm Sorgwm goes towards Llangors. A bridleway and a restricted byway run around the foot of the hill to the north and west.
Black Mountains, Wales
The Black Mountains are a group of hills spread across parts of Powys and Monmouthshire in southeast Wales, and extending across the national border into Herefordshire, England. They are the easternmost of the four ranges of hills that comprise the Brecon Beacons National Park, and are frequently...
of the Brecon Beacons National Park in Powys
Powys
Powys is a local-government county and preserved county in Wales.-Geography:Powys covers the historic counties of Montgomeryshire and Radnorshire, most of Brecknockshire , and a small part of Denbighshire — an area of 5,179 km², making it the largest county in Wales by land area.It is...
, south Wales
Wales
Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...
. It lies 3 miles south of Talgarth
Talgarth
Talgarth is a small market town and community in southern Powys , Mid Wales, with a population of 1,645. Notable buildings in the town include its 14th-century parish church and 13th century Pele Tower, located in the town centre, now home to the Tourist Information and Resource Centre...
and 2 miles northeast of the village of Llangors
Llangors
Llangors is a small village in southern Powys, Mid Wales, and also falls inside the Brecon Beacons National Park....
on the western side of the range. Its summit at the northern end of a northwest to southeast aligned ridge reaches 609m above sea level and is crowned by a trig point
Trig point
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon or trig point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity...
.
Geology
The base of the hill is formed from mudstones of the St Maughans Formation whilst the upper part is formed from the sandstones and mudstones of the Senni Beds Formation, both of which are assigned to the Old Red SandstoneOld Red Sandstone
The Old Red Sandstone is a British rock formation of considerable importance to early paleontology. For convenience the short version of the term, 'ORS' is often used in literature on the subject.-Sedimentology:...
laid down during the Devonian period. A few old landslide
Landslide
A landslide or landslip is a geological phenomenon which includes a wide range of ground movement, such as rockfalls, deep failure of slopes and shallow debris flows, which can occur in offshore, coastal and onshore environments...
s scar its slopes, a couple of which are seen to advantage from Castell Dinas
Castell Dinas
Castell Dinas is a hillfort and castle in southern Powys, Wales. At 450 m it has the highest castle in England and Wales. It is positioned to defend the Rhiangoll pass between Talgarth and Crickhowell....
and the ridge of Y Grib to the east. A number of small quarries have been worked on its slopes in the past.
Access
Other than its lower slopes, the hill is designated as open country and therefore freely accessible to walkers. The most popular routes of ascent are from Pengenffordd on the A479 to the northeast and from the colMountain pass
A mountain pass is a route through a mountain range or over a ridge. If following the lowest possible route, a pass is locally the highest point on that route...
over which the minor road up Cwm Sorgwm goes towards Llangors. A bridleway and a restricted byway run around the foot of the hill to the north and west.