In September 2017 archaeologists digging at the abbey of Cluny in Burgundy found a hidden purse: more than 2,200 silver coins of the abbey’s own mint, a gold signet ring and 21 gold dinars struck by the Almoravids of Morocco and al Andalus. French excavators speak of le trésor de Cluny. How did Islamic gold reach a Burgundian monastery?
