Gossan and alteration zone around a VMS lens in the Visean Brévenne unit, French Massif Central, Hercynian belt, in Carrière Saint-Antoine near St-Pierre la Palud, France. PhotoID272
Gossan and alteration zone around a VMS lens in the Visean Brévenne unit, French Massif Central, Hercynian belt, in Carrière Saint-Antoine near St-Pierre la Palud, France. PhotoID272
Photograph: JF Moyen