The greenhouse well coal mine, French Heritage monument to Portes
Mine part of the extractive industry set of four mines. Wells dug on the concession of Comberedonde by the Cie of ores of iron magnetic of McReynolds-el-Hadid, farmee, which thus meets the concession adjacent four and Trebiau. Sinking started in 1873, surface installations in 1874. Well used to the introduction of equipment and earthworks, the breakdown and especially to trace products from the bottom to the level where it is joined by the Gallery of Cornas, but it is not equipped to get out of the coal outdoors or to a significant movement of staff. 1917: the concession is sold to the mining co. of la Grand Combe which amodie it in 1924 to the S.A. des Mines de four, the binding are however established by the bottom with Champclauson (la Grand Combe). 1946: nationalization in the Cévennes coal of basin (sector Centre) and in 1949 construction of an electric substation and a local fan. Slowdown in 1954 with the closure of the well 3 of four and closed in 1961. Desequipement in 1964
Source: Ministry of Culture, France
Crédit photo : MIKE (the greenhouse well coal mine, portes)
the greenhouse well coal mine, Mine part of the extractive industry set of four mines. Wells dug on the concession of Comberedonde by the Cie of ores of iron magnetic of McReynolds-el-Hadid, (...) The greenhouse well coal mine, French Heritage monument to Portes portes, gard
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