The history of Montevecchio is lost in the mists of time, there are traces of human settlements dating back to the pre-Nuragic, Nuragic, Punic, Roman and medieval ages. anyone else to carry out excavations especially in the territory of Arbus. Years and years later, a priest, Don Antonio Pischedda, realizing the importance of the site, went to Marseille in search of capital to finance the cultivation of the mining veins. Here he accidentally met Giovanni Antonio Sanna from Sassari, who, having founded a mining company, obtained the perpetual concession of Montevecchio on 28 April 1848. Under the guidance of Sanna, who invested all his possessions, the mine was developed around Pozzo Sant’Antonio and Laveria Rio. In a short time the Montevecchio mine became by far the most important in the Kingdom; in 1865 it could count 1100 workers.