μεταλλεῖον
From LSJ
τὸν αὐτὸν ἔρανον ἀποδοῦναι → pay him back in his own coin, repay him in his own coin, pay someone back in their own coin, pay back in someone's own coin, give tit for tat, pay back in kind
English (LSJ)
τό, in pl.,
A minerals, σίδηρος καὶ χαλκὸς καὶ πάντα τὰ μ. Pl.Lg.678d.
German (Pape)
[Seite 149] τό, das Metall, Plat. Legg. III, 678 d, σίδηρος καὶ χαλκὸς καὶ πάντα τὰ μεταλλεῖα.
Greek (Liddell-Scott)
μεταλλεῖον: τό, = μέταλλον, Πλάτ. Νόμ. 678D.
Russian (Dvoretsky)
μεταλλεῖον: τό металл (σίδηρος καὶ χαλκὸς καὶ πάντα τὰ μεταλλεῖα Plat.).