NEW YORK (AP) â¿¿ Shares of some top silver companies are mixed at 1 p.m.:

Hecla Mining Co. fell $.02 or .4 percent, to $5.36.

Pan American Silver Corp. rose $.05 or .3 percent, to $17.32.

Silver Standard Resources Inc. rose $.10 or .7 percent, to $15.09.

Silver Wheaton rose $.23 or .7 percent, to $34.18.

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