BUZZ-Eldorado Gold Corp: Suspends much of mining activity in Greece
** Canadian miner's U.S.-listed shares down 2.9 pct at $2.98 premarket
** Company says it is suspending much of its mine construction and development in Greece as permits were revoked and delayed by state
** Eldorado says suspension of much of its mine activities in Greece will cost more than 600 jobs
** Up to Monday's close, stock had more than halved in value in past 12 months
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