Iron shackles found at Ghozza suggest at least some gold miners during Egypt's Ptolemaic period were slaves

A historian with Laboratoire HiSoMA, Maison de l'Orient et de la Méditerranée Jean Pouilloux, in France, has theorized that iron shackles found at a dig site in Ghozza, Egypt, suggest that at least some of the workers at a gold mine during Egypt's Ptolemaic period were slaves.