Côtes-d'Armor
The Côtes-d'Armor ( , ; ; , ), formerly known as Côtes-du-Nord until 1990 (, ), is a department in the north of Brittany, in northwestern France. In 2019, it had a population of 600,582.department in
Brittany
Brittany ( ) is a peninsula, historical country and cultural area in the north-west of modern France, covering the western part of what was known as Armorica in Roman Gaul. It became an Kingdom of Brittany, independent kingdom and then a Duch ...
in northwestern
France
France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
andalusite
Andalusite is an aluminium nesosilicate mineral with the chemical formula Al2SiO5. This mineral was called andalousite by Delamétherie, who thought it came from Andalusia, Spain. It soon became clear that it was a locality error, and that the sp ...
mining site in Europe.
Population
Inhabitants of Glomel are called ''glomelois'' in French.
Geography
Glomel is located on the northern slope of the Montagnes Noires (french, Black Mountains). The Minez Du is the highest peak in the village. The village centre is located west of
Rostrenen
Rostrenen (; ) is a Communes of France, commune in the Côtes-d'Armor Departments of France, department and Brittany (administrative region), Brittany Regions of France, region of northwestern France.
Geography
Neighbouring communes
Rostrenen ...
and north of
Lorient
Lorient (; ) is a town (''Communes of France, commune'') and Port, seaport in the Morbihan Departments of France, department of Brittany (administrative region), Brittany in western France.
History
Prehistory and classical antiquity
Beginn ...
.
Geology
The geology of Glomel is renowned for its exceptionally rich
andalusite
Andalusite is an aluminium nesosilicate mineral with the chemical formula Al2SiO5. This mineral was called andalousite by Delamétherie, who thought it came from Andalusia, Spain. It soon became clear that it was a locality error, and that the sp ...
deposit, known for having the highest andalusite content in the world. This unique mineral, prized for its high-temperature resistance, has been extracted at the Guerphalès mine since 1970. The site, operated by
Imerys
IMERYS S.A. is a French Multinational corporation, multinational company that specialises in the production and processing of industrial minerals. The main headquarters is located in Paris and are constituents of the CAC Mid 60 index.
Groupe Bru ...
, plays a crucial role in the global andalusite market, producing 65,000 tonnes annually, which accounts for 20-25% of global output.
Map
Breton language
In 2008, 25.47% of primary school children attended bilingual schools. ''Ofis ar Brezhoneg'' ''Enseignement bilingue'' /ref>
Gallery
Churches
File:Eglise St Germain de Glomel.JPG, The parish church
File:Eglise Trégornan en Glomel.JPG, The church Saint Corentin in Trégornan village
File:Chapelle Saint-Conogan Glomel.JPG, Chapel Saint Conogan
File:Chapelle Sainte-Christine Glomel 2.JPG, Chapel Sainte Christine
File:Ossuaire Tregornan en Glomel.JPG, Ossuary in Trégornan village
Civil heritage
File:Menhir Glomel.JPG, Standing stone in village centre
File:Château de Coatcouraval.JPG, Coatcouraval castle
File:Glomel mairie.JPG, The village hall
File:Grande Tranchée Glomel.JPG, The big trench (canal de Nantes à Brest)
See also
*
Communes of the Côtes-d'Armor department
The following is a list of the 348 communes of the Côtes-d'Armor department of France.
The communes cooperate in the following intercommunalities (as of 2025):