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Cefn Mawr () is a village in the
community A community is a social unit (a group of living things) with commonality such as place, norms, religion, values, customs, or identity. Communities may share a sense of place situated in a given geographical area (e.g. a country, villag ...
of Cefn within
Wrexham County Borough Wrexham County Borough ( cy, Bwrdeistref Sirol Wrecsam) is a county borough, with city status, in the north-east of Wales. It borders England to the east and south-east, Powys to the south-west, Denbighshire to the west and Flintshire to the no ...
, Wales. Its name translates as "big ridge".Mills, D. ''A Dictionary of British Place Names'', OUP, p.104 The population in 2001 was 6,669, increasing to 7,051 in 2011. The community of Cefn comprises the villages of Cefn Mawr, Cefn-bychan ("little ridge"),
Acrefair () is a village in the county borough of Wrexham, North East Wales, in the community of Cefn. It was formerly part of the ancient parish of Ruabon, and is located between Wrexham and Llangollen. It is close to the villages of Trevor, Cefn Maw ...
, Penybryn,
Newbridge Newbridge may refer to: Places Australia *Newbridge, New South Wales *Newbridge, Victoria * Newbridge Heights Public School England * Newbridge, Bath, electoral ward *Newbridge, Cornwall, three places in Cornwall with the same name * Newbridge, ...
, Plas Madoc and Rhosymedre and is situated on the northern slopes of the
Dee Valley Dee may refer to: People Surname * Dee, an alternate spelling of the Welsh surname Day * Dee, a romanization of several Chinese surnames, including: ** Those listed at Di (surname) ** Some Hokkien pronunciations of the surname Li () * Di R ...
.


History

Cefn Mawr was part of the ancient parish of
Ruabon Ruabon ( cy, Rhiwabon ) is a village and community in Wrexham County Borough, Wales. The name comes from ''Rhiw Fabon'', ''rhiw'' being the Welsh word for "slope" or "hillside" and ''Fabon'' being a mutation from St Mabon, the original churc ...
and the area was known as ''Cristionydd Cynrig'' (or ''Cristioneth Kenrick'' in English). In 1844, most of Cristionydd Cynrig, together with the neighbouring township of ''Coed Cristionydd'' became part of the new parish of Rhosymedre.Rhosymedre, St John
GENUKI GENUKI is a genealogy web portal, run as a charitable trust. It "provides a virtual reference library of genealogical information of particular relevance to the UK and Ireland". It gives access to a large collection of information, with the empha ...
Cefn railway station Cefn railway station was a minor railway station on the Great Western Railway's London to Birkenhead main line serving the mining village of Cefn Mawr in Wales. It opened as Rhosymedre in 1848 but was resited on an adjacent site in 1849 and nam ...
served the village from 1848 to 1960.


Industry

Cefn Mawr was formerly heavily industrialised, with large deposits of
iron Iron () is a chemical element with symbol Fe (from la, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, right in ...
and
coal Coal is a combustible black or brownish-black sedimentary rock, formed as stratum, rock strata called coal seams. Coal is mostly carbon with variable amounts of other Chemical element, elements, chiefly hydrogen, sulfur, oxygen, and nitrogen ...
and
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 ...
, and
heavy industry Heavy industry is an industry that involves one or more characteristics such as large and heavy products; large and heavy equipment and facilities (such as heavy equipment, large machine tools, huge buildings and large-scale infrastructure); ...
dominated the area in the 18th and 19th centuries. Iron was worked at several
blast furnace A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper. ''Blast'' refers to the combustion air being "forced" or supplied above atmospheric p ...
s and forges throughout the area and coal was mined at pits in Cefn, Plas Kynaston and Dolydd. Stone was cut at quarries above Cefn Mawr. Much of the mineral wealth of the area was exported by canal over the Pontcysyllte Aqueduct on the Shropshire Union Canal, until the railway reached Ruabon in 1855. In 1867 Robert Ferdinand Graesser, an industrial chemist from Obermosel in
Saxony Saxony (german: Sachsen ; Upper Saxon: ''Saggsn''; hsb, Sakska), officially the Free State of Saxony (german: Freistaat Sachsen, links=no ; Upper Saxon: ''Freischdaad Saggsn''; hsb, Swobodny stat Sakska, links=no), is a landlocked state of ...
,
Germany Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the most populous member state of the European Union. Germany lies between the Baltic and North Sea to the north and the Alps to the sou ...
, established a chemical works at Plas Kynaston to extract paraffin oil and
paraffin wax Paraffin wax (or petroleum wax) is a soft colorless solid derived from petroleum, coal, or oil shale that consists of a mixture of hydrocarbon molecules containing between 20 and 40 carbon atoms. It is solid at room temperature and begins to ...
from the local
shale Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of clay minerals (hydrous aluminium phyllosilicates, e.g. kaolin, Al2 Si2 O5( OH)4) and tiny fragments (silt-sized particles) of other minerals, especia ...
. The company later expanded into the production of
coal tar Coal tar is a thick dark liquid which is a by-product of the production of coke and coal gas from coal. It is a type of creosote. It has both medical and industrial uses. Medicinally it is a topical medication applied to skin to treat psoria ...
, and carbolic acid (
phenol Phenol (also called carbolic acid) is an aromatic organic compound with the molecular formula . It is a white crystalline solid that is volatile. The molecule consists of a phenyl group () bonded to a hydroxy group (). Mildly acidic, it ...
). The site soon became the world's leading producer of phenol. In 1919 the US chemical company
Monsanto The Monsanto Company () was an American agrochemical and agricultural biotechnology corporation founded in 1901 and headquartered in Creve Coeur, Missouri. Monsanto's best known product is Roundup, a glyphosate-based herbicide, developed i ...
entered into a partnership with Graesser's chemical works to produce
vanillin Vanillin is an organic compound with the molecular formula . It is a phenolic aldehyde. Its functional groups include aldehyde, hydroxyl, and ether. It is the primary component of the extract of the vanilla bean. Synthetic vanillin is now u ...
,
salicylic acid Salicylic acid is an organic compound with the formula HOC6H4CO2H. A colorless, bitter-tasting solid, it is a precursor to and a metabolite of aspirin (acetylsalicylic acid). It is a plant hormone, and has been listed by the EPA Toxic Substanc ...
,
aspirin Aspirin, also known as acetylsalicylic acid (ASA), is a nonsteroidal anti-inflammatory drug (NSAID) used to reduce pain, fever, and/or inflammation, and as an antithrombotic. Specific inflammatory conditions which aspirin is used to treat in ...
, and later
rubber Rubber, also called India rubber, latex, Amazonian rubber, ''caucho'', or ''caoutchouc'', as initially produced, consists of polymers of the organic compound isoprene, with minor impurities of other organic compounds. Thailand, Malaysia, a ...
processing chemicals. The site was later operated by Flexsys, a subsidiary of
Solutia Solutia Inc. was an American manufacturer of materials and specialty chemicals including polyvinyl butyral (PVB), ethylene vinyl acetate (EVA), and thermoplastic polyurethane (TPU) interlayers for laminated glass, aftermarket window films, p ...
, but production ceased in 2010. With the closure of the nearby Air Products and Chemicals site at Acrefair, manufacturing in the village has almost disappeared. A large
Tesco Tesco plc () is a British Multinational corporation, multinational groceries and general merchandise retailer headquartered in Welwyn Garden City, England. In 2011 it was the third-largest retailer in the world measured by gross revenues an ...
store was opened in March 2012 on the former site of the village football team, Cefn Druids. After buying this land, Tesco agreed to contribute to the construction of the new football ground located half a mile (1 km) away near the neighbouring village of Rhosymedre.


Notable residents

*
Miles Thomas (William) Miles Webster Thomas, Baron Thomas DFC (2 March 1897 – 8 February 1980),BOAC British Overseas Airways Corporation (BOAC) was the United Kingdom, British state-owned airline created in 1939 by the merger of Imperial Airways and British Airways Ltd. It continued operating overseas services throughout World War II. ...
was born here. * Peter Halliday (1924-2012) Actor well known for various appearances in British television series Doctor Who was born here. * Gareth Valentine (1956-) Musical Director, Composer in London's West End and worldwide lived here 1956–1975.


Leisure and education

Tŷ Mawr Country Park Tŷ Mawr Country Park ( cy, Parc Gwledig Tŷ Mawr) is a country park and Petting zoo, farm park near Cefn Mawr in Wrexham County Borough, Wales. The country park lies between Cefn Mawr, Cefn-bychan and Newbridge, Wrexham, Newbridge to the nort ...
is located in the area, and features the Cefn Viaduct, built by
Thomas Brassey Thomas Brassey (7 November 18058 December 1870) was an English civil engineering contractor and manufacturer of building materials who was responsible for building much of the world's railways in the 19th century. By 1847, he had built about on ...
in 1848 to carry the Shrewsbury and Chester Railway across the valley of the River Dee. The village has two
primary school A primary school (in Ireland, the United Kingdom, Australia, Trinidad and Tobago, Jamaica, and South Africa), junior school (in Australia), elementary school or grade school (in North America and the Philippines) is a school for primary ed ...
s: an English, Cefn Mawr County Primary School, and a Welsh, Ysgol Min Y Ddol. There is also a
public library A public library is a library that is accessible by the general public and is usually funded from public sources, such as taxes. It is operated by librarians and library paraprofessionals, who are also Civil service, civil servants. There are ...
. The community has 3 Football Teams
Cefn Druids Cefn Druids Association Football Club ( cy, Clwb Pêl-droed Derwyddon Cefn) is an association football team based in the village of Cefn Mawr, Wrexham, Wales, who play in the Cymru North after being relegated from the Cymru Premier in 2021–2 ...
, Cefn Albion and
Cefn Mawr Rangers F.C. Cefn Mawr Rangers Football Club is a Welsh football team based in Cefn Mawr Cefn Mawr () is a village in the community of Cefn within Wrexham County Borough, Wales. Its name translates as "big ridge".Mills, D. ''A Dictionary of British Plac ...


References


External links


BBC mini-site for Cefn Mawr

180 Degree Panoramic View of Tŷ Mawr Country Park (BBC)
(Java Applet Required)
Monsanto websitephotos of Cefn Mawr and surrounding area on geograph
{{authority control Villages in Wrexham County Borough