Coity Mountain (also spelled ''Coety Mountain'',

Welsh Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peop ...

: ''Mynydd Coety'') is a flat-topped

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited Summit (topography), summit area, and ...

in the South Wales Valleys, between

Blaenavon Blaenavon ( cy, Blaenafon) is a town and community (Wales), community in Torfaen county borough, Wales, high on a hillside on the source of the Afon Lwyd. It is within the boundaries of the historic county of Monmouthshire (historic), Monmouthshi ...

and

Abertillery Abertillery (; cy, Abertyleri) is a town and a community of the Ebbw Fach valley in the historic county of Monmouthshire, Wales. Following local government reorganisation it became part of the Blaenau Gwent County Borough administrative area. ...

. The highest points of both

Torfaen Torfaen (; cy, Torfaen ) is a county borough in the south-east of Wales. Torfaen is bordered by the county of Monmouthshire to the east, the city of Newport to the south, and the county boroughs of Caerphilly and Blaenau Gwent to the south ...

and

Blaenau Gwent Blaenau Gwent (; ) is a county borough in the south-east of Wales. It borders the unitary authority areas of Monmouthshire and Torfaen to the east, Caerphilly to the west and Powys to the north. Its main towns are Abertillery, Brynmawr, Ebbw ...

unitary authorities A unitary authority is a local authority responsible for all local government functions within its area or performing additional functions that elsewhere are usually performed by a higher level of sub-national government or the national governmen ...

are at the summit of Coity Mountain. The summit is also known as Twyn Ffynhonnau Goerion. Some to the southeast lies a major subsidiary top of the hill, Mynydd Varteg Fawr (549m) at the southeastern end of whose broad ridge is a

trig point A triangulation station, also known as a trigonometrical point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity. The nomenclature varies regionally: they a ...

at 544m. A few hundred metres to the southeast of this summit is a memorial known as the "Dog Stone" which commemorates ''Carlo the

Red Setter The Irish Setter ( ga, sotar rua, literally "red setter") is a setter, a breed of gundog, and family dog. The term ''Irish Setter'' is commonly used to encompass the show-bred dog recognised by the American Kennel Club as well as the field-bred ...

'', a dog shot accidentally by his master while hunting on the 12 August 1864. Co-ordinates for the Dog Stone 51.45'15.58N 3.05'08.81W. Other notable tops include those of Mulfran (524m) (

for ''cormorant'', pronounced 'mill-vran') which overlooks the town of

Brynmawr Brynmawr (; , ,) is a market town, community and electoral ward in Blaenau Gwent, Wales. The town, sometimes cited as the highest town in Wales, is situated at above sea level at the head of the South Wales Valleys. It grew with the devel ...

and Mynydd James immediately east of the town of

Blaina Blaina ( cy, Blaenau ) is a small town, situated deep within the South Wales Valleys between Brynmawr and Abertillery in the unitary authority of Blaenau Gwent, ancient parish of Aberystruth, preserved county of Gwent and historic county of ...

. Much of the mountain, including the summit is included in the

Blaenavon Industrial Landscape Blaenavon Industrial Landscape, in and around Blaenavon, Torfaen, Wales, was inscribed a World Heritage Site by UNESCO in 2000. The Blaenavon Ironworks, now a museum, was a major centre of iron production using locally mined or quarried iron or ...

World Heritage Site A World Heritage Site is a landmark or area with legal protection by an international convention administered by the United Nations Educational, Scientific and Cultural Organization (UNESCO). World Heritage Sites are designated by UNESCO for h ...

, and a labyrinth of

coal mines Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content and since the 1880s has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from ...

, including

Big Pit National Coal Museum Big Pit National Coal Museum ( cy, Pwll Mawr Amgueddfa Lofaol Cymru) is an industrial heritage museum in Blaenavon, Torfaen, Wales. A working coal mine from 1880 to 1980, it was opened to the public in 1983 as a charitable trust called the Big ...

lies under the mountain.

Geology

The hill is formed from a succession of

Carboniferous The Carboniferous ( ) is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period million years ago ( Mya), to the beginning of the Permian Period, million years ago. The name ''Carbonifero ...

age

sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates) ...

s and

mudstone Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds. Mudstone is distinguished from '' shale'' by its lack of fissility (parallel layering).Blatt, H., and R.J. Tracy, 1996, ''Petrology. ...

s, notably the

Pennant Sandstone The Pennant Measures is the traditional name for a sequence of sedimentary rocks of the South Wales Coalfield. They were also referred to as the Upper Coal Measures and assigned to the Westphalian 'C' and Westphalian 'D' stages of the Carbonifero ...

, outcrops of which occur in places around the margins of its plateau-like top. The stone has been worked in places for building stone and a number of abandoned small quarries may be seen. The lower slopes of the hill are in the

Coal Measures In lithostratigraphy, the coal measures are the coal-bearing part of the Upper Carboniferous System. In the United Kingdom, the Coal Measures Group consists of the Upper Coal Measures Formation, the Middle Coal Measures Formation and the Lower Coal ...

and have been intensively worked for coal with considerable areas of landscaped opencast workings evident along its northeastern side. Coity Mountain is likely to have stood above the ice during the last

ice age An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and gree ...

as, unlike in surrounding valleys, there is no

glacial till image:Geschiebemergel.JPG, Closeup of glacial till. Note that the larger grains (pebbles and gravel) in the till are completely surrounded by the matrix of finer material (silt and sand), and this characteristic, known as ''matrix support'', is d ...

to be found on its slopes. There are areas of

peat Peat (), also known as turf (), is an accumulation of partially decayed vegetation or organic matter. It is unique to natural areas called peatlands, bogs, mires, moors, or muskegs. The peatland ecosystem covers and is the most efficien ...

and accumulations of

head A head is the part of an organism which usually includes the ears, brain, forehead, cheeks, chin, eyes, nose, and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste. Some very simple animals may ...

and many small landslips adorn its steeper slopes.

Access

A number of

public rights of way Right of way is the legal right, established by grant from a landowner or long usage (i.e. by prescription), to pass along a specific route through property belonging to another. A similar ''right of access'' also exists on land held by a gov ...

cross the mountain though none traverse the summit. There are in addition a number of vehicular tracks and smaller paths which run both around its flanks and along its broad main ridge. Most of the mountain is

access land The freedom to roam, or "everyman's right", is the general public's right to access certain public or privately owned land, lakes, and rivers for recreation and exercise. The right is sometimes called the right of public access to the wilderness ...

under the

Countryside and Rights of Way Act 2000 The Countryside and Rights of Way Act 2000 (c. 37), known informally as the CRoW Act or "Right to Roam" Act is a United Kingdom Act of Parliament affecting England and Wales which came into force on 30 November 2000. Right to roam The Act imp ...

and can be freely traversed on foot.

External links

* Coity Mountain is at coordinates
www.geograph.co.uk : photos of Coity Mountain and surrounding area

References

{{Reflist Marilyns of Wales Mountains and hills of Blaenau Gwent Mountains and hills of Torfaen