χρυσώρυχος

ον, Subst.

ὀρύσσω

A. digging for gold, μύρμηκες Str. 2.1.9; ἔργα Supp.Epigr. 6.166 (Phrygia, iv A. D.): as Subst., gold-miner, Zos.Alch. p.240B.; cf. χρυσώρυφος.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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