ŏrĭchalcum — Lewis & Short
ŏrĭchalcum (also erroneously written aurĭchalcum, as if from aurum), i, n., = o)rei/xalkos,
album,Verg. A. 12, 87.—It was highly prized by the ancients, Plaut. Curc. 1, 3, 46; id. Mil. 3, 1, 61; id. Ps. 2, 3, 22; cf. Plin. 34, 2, 2, § 4 (al. aurichalci). —