aurĭfex, fĭcis, m. [aurum-facio],
a worker in gold , goldsmith , Plaut. Aul. 3, 5, 34; id. Men. 3, 3, 2; 4, 3, 8; Varr. L. L. 8, § 68 Müll.; Cic. Verr. 2, 4, 25; id. de Or. 2, 38, 159; Vulg. 2 Esdr. 3, 8; 3, 30; ib. Isa. 40, 19; 46, 6 al.
aurifex icis, m aurum + FAC-, a goldsmith . ...
An Elementary Latin Dictionary