ὀρεί-χαλκος · orei-chalkos — LSJ
Lat. orichalcum (which by a false etym. was freq. written aurichalcum), mountain-copper, i.e. yellow copper ore, copper or brass made from it, h.Hom. 6.9, Hes. Sc. 122, Stesich. 88, Ibyc. Oxy. 1790.42, B. Fr. 68 Bgk., Pl. Criti. 114e, Arist. APo. 92b22, Mir. 834b25, Philostr. VA 2.7, 20; a mirror of it, Call. Lav.Pall. 19 ; described by Theopomp. Hist. 109 as a mixture of ψευδάργυρος and χαλκός.
as Adj., = foreg., Suid.