Metallicus, Substantiuum. Plin. He that diggeth or worketh mettals.
Lewis and Short: Latin dictionary
mĕtallĭcus, a, um, adj. [id.], of or belonging to metal, metallic (post-Aug.). I.Adj.: molybdaena metallica, Plin. 34, 18, 53, 173: natura, id. 27, 4, 5, 15.—II.Subst.: mĕtallĭcus, i, m.A.A digger of metals, a mine-digger, miner: lavant eas arenas metallici, Plin. 34, 16, 47, 157; Cod. Just. 11, 6, 7.—B.A person condemned to the mines, Dig. 48, 19, 10.—C.A worker in stone, Cassiod. Var. 7, 15.