μαρμαρουργός
From LSJ
εἰ ἀποκρυπτόντων τῶν Μήδων τὸν ἥλιον ὑπὸ σκιῇ ἔσοιτο πρὸς αὐτοὺς ἡ μάχη καὶ οὐκ ἐν ἡλίῳ → if the Medes hid the sun, the battle would be to them in the shade and not in the sun
English (LSJ)
ὁ,
A marble-mason, Tz.H.9.131.
Greek (Liddell-Scott)
μαρμαρουργός: -όν, (*ἔργω) ὁ εἰς μάρμαρα ἐργαζόμενος, Τζέτζ. Ἱστ. 9.131.