BUZZ-Eldorado Gold Corp: To suspend operations in northern Greece
** Canadian miner's U.S.-listed stock down 7.5 pct at $3.69; one of the top percentage losers on NYSE
** Toronto-listed stock down 7.5 pct at C$4.82
** Company to suspend all mining and development activities in the Halkidiki region in Greece after the Greek Energy Ministry on Wednesday revoked approvals for technical studies in the region
** Eldorado says its Greek arm, Hellas Gold SA, is taking legal action against the ministry's decision
** Up to Thursday's close, U.S.-listed stock had fallen 51 pct in 12 months and Toronto-traded stock had fallen 42 pct
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