χαλκωρύχιον
From LSJ
πρὸ τελευτῆς μὴ μακάριζε μηδένα, καὶ ἐν τέκνοις αὐτοῦ γνωσθήσεται ἀνήρ → Count no man blessed before his end; a man will be recognized in his offspring. (Ecclesiasticus 11:28)
German (Pape)
[Seite 1332] τό, = χαλκωρυχεῖον, Plut. Symp. 3 g. E.