Glomel
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Glomel (French pronunciation: [ɡlɔmɛl]; Breton: Groñvel) is a commune in the Côtes-d'Armor department in Brittany in northwestern France. The town is also home to the Guerphelès andalusite mine, the largest andalusite mining site in Europe.
Population
| Year | Pop. | ±% p.a. |
|---|---|---|
| Historical population | ||
| YearPop.±% p.a.18063,062—18363,687+0.62%18413,776+0.48%18463,674−0.55%18513,814+0.75%18563,322−2.72%18613,457+0.80%18663,450−0.04%18723,455+0.02%18763,552+0.69%18813,670+0.66%18863,692+0.12%18913,796+0.56%18963,860+0.33%19013,826−0.18%19064,027+1.03% | YearPop.±% p.a.19114,226+0.97%19213,928−0.73%19263,974+0.23%19313,594−1.99%19363,289−1.76%19463,142−0.46%19542,686−1.94%19622,466−1.06%19682,044−3.08%19751,756−2.15%19821,534−1.91%19901,457−0.64%19991,460+0.02%20091,376−0.59%20141,427+0.73%20201,350−0.92% | |
| 1806 | 3,062 | — |
| 1836 | 3,687 | +0.62% |
| 1841 | 3,776 | +0.48% |
| 1846 | 3,674 | −0.55% |
| 1851 | 3,814 | +0.75% |
| 1856 | 3,322 | −2.72% |
| 1861 | 3,457 | +0.80% |
| 1866 | 3,450 | −0.04% |
| 1872 | 3,455 | +0.02% |
| 1876 | 3,552 | +0.69% |
| 1881 | 3,670 | +0.66% |
| 1886 | 3,692 | +0.12% |
| 1891 | 3,796 | +0.56% |
| 1896 | 3,860 | +0.33% |
| 1901 | 3,826 | −0.18% |
| 1906 | 4,027 | +1.03% |
| Year | Pop. | ±% p.a. |
| 1911 | 4,226 | +0.97% |
| 1921 | 3,928 | −0.73% |
| 1926 | 3,974 | +0.23% |
| 1931 | 3,594 | −1.99% |
| 1936 | 3,289 | −1.76% |
| 1946 | 3,142 | −0.46% |
| 1954 | 2,686 | −1.94% |
| 1962 | 2,466 | −1.06% |
| 1968 | 2,044 | −3.08% |
| 1975 | 1,756 | −2.15% |
| 1982 | 1,534 | −1.91% |
| 1990 | 1,457 | −0.64% |
| 1999 | 1,460 | +0.02% |
| 2009 | 1,376 | −0.59% |
| 2014 | 1,427 | +0.73% |
| 2020 | 1,350 | −0.92% |
| Source: EHESS and INSEE (1968–2020) |
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 6 km (3.7 mi) west of Rostrenen and 53 km (33 mi) north of Lorient.
Geology
The geology of Glomel is renowned for its exceptionally rich andalusite 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, 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.
Gallery
Churches
- The parish church
- The church Saint Corentin in Trégornan village
- Chapel Saint Conogan
- Chapel Sainte Christine
- Ossuary in Trégornan village
Civil heritage
- Standing stone in village centre
- Coatcouraval castle
- The village hall
- The big trench (canal de Nantes à Brest)
See also
External links
- Base Mérimée: , Ministère français de la Culture. (in French)