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法国有名的最大的一个锌矿体位于“Tarn”行政区域内“Noailhac-Saint-Salvy”地方。于1975年末由佩尼亚罗亚(Penarroya)协会进行开采。该矿床结构的特点是厚度变化大、岩层很软弱。这对使用一般传统的采矿方法开采是不适合的。
The largest known zinc deposit in France is located in the “Noailhac-Saint-Salvy” area of the “Tarn” administrative area. In late 1975 it was mined by the Penarroya Association. The characteristics of the deposit structure is the thickness of the changes, the rock is very weak. This is not suitable for mining using the conventional mining methods.