Non-Destructive In Situ Investigation of the Study of a Medieval Copper Alloy Door in Canosa di Puglia (Southern Italy)

This paper reports the analyses carried out on medieval copper alloy door (1111–1118 AD) of mausoleum Boemondo d’Altavilla in Canosa di Puglia (Southern Italy). The studied is smallest bronze extant Italy and, unlike other Byzantine doors, was most probably made and not Constantinople. Analyses were performed to assess chemical composition patinas using a portable energy dispersive X-ray fluorescence (ED-XRF) instrument designed at University Salento. experimental results suggested that two leaves have same composition, even if they appear different both style size. Furthermore, used for from previously-analyzed doors. obtained can be future compare doors order better understand manufacture these precious artifacts.