Two kilometers in the North of Santa Marta de los Barros, Extremadura.

It’s an hydrothermal deposit, rich in vanadium, lead and silver.

Exploited from the XIXth century until 1927, for the vanadium and the silvery galena.

The “pueblo minero”, including about 30 houses, is relatively well preserved and a dozen of them will be rebuilt for a touristic exploitation of the mine site. A museum already exists.

Very rich. Between others :

Galena, sphalerite (var. marmatite), pyrite, chalcopyrite, siderite, malachite, vanadinite, descloizite.

Type locality of the calderonite (lead vanadate).