χαλκοφανής
From LSJ
ἐξ ὀνύχων λέοντα τεκμαίρεσθαι → judge by the claws, judge by a slight but characteristic mark, small traits give the clue to the character of a person, deduce something from a small indication, identify a lion from its claws
English (LSJ)
ές,
A having the appearance of copper, Dsc.5.74.
German (Pape)
[Seite 1332] ές, vom Ansehen des Erzes oder Kupfers (?).