BUZZ-Gold, silver miners soar as Brexit vote triggers flight to safety
** U.S.-listed shares of gold miners up premarket after gold gains most since the 2008 financial crisis as investors rush to safe-haven assets after Britain votes to exit EU
** Spot gold up 4.9 pct at $1316.11 an ounce at 1003 GMT
** Shares of Barrick Gold Corp, the world's largest producer of gold, up 8 pct; Newmont Mining Corp 6.3 pct; Kinross Gold Corp 10 pct, Harmony Gold Mining 9.9 pct, Iamgold Corp 8.9 pct
** Sibanye Gold up 14 pct, Gold Fields Ltd 10.4 pct, AngloGold Ashanti Ltd 11.9 pct
** Silver up 3.2 pct at $17.84 an ounce
** Shares of First Majestic Silver Corp rise 6.8 pct, Silver Wheaton Corp 4.3 pct
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