The Etançon mine (or n° 13 bis mine) is one of the main mines of the Ronchamp coal mines, in the commune of Ronchamp, in the Burgundy-Franche-Comté region of France. It is the only mine in the coalfield dug in the 20th century, and also the only one dug by Électricité de France.
The Etançon mine (or n° 13 bis mine) is one of the main mines of the Ronchamp coal mines, in the commune of Ronchamp, in the Burgundy-Franche-Comté region of France. It is the only mine in the coalfield dug in the 20th century, and also the only one dug by Électricité de France.
Source: Wikipedia "Étançon mine" · CC BY-SA 4.0
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