BUZZ-Gold, silver miners: Metal prices rise
** U.S.-listed shares of gold and silver miners up 3-4 pct
** Gold edges up to around $1,200 an ounce after better-than-expected U.S. economic growth data boosted dollar only briefly and as market looked to a Swiss referendum on central bank gold reserves for more trading cues
** Silver prices up nearly 1 pct
** Coeur Mining Inc up 3.9 pct at $4.56, Silver Standard Resources Inc up 4 pct at $5.96
** Seabridge Gold Inc up 3.7 pct at $8.22, Kinross Gold Corp up 3.4 pct at $2.90
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