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

Hecla Mining Co. fell $.04 or .9 percent, to $4.66.

Pan American Silver Corp. rose $.12 or .8 percent, to $15.63.

Silver Standard Resources Inc. rose $.02 or .2 percent, to $13.18.

Silver Wheaton rose $.42 or 1.5 percent, to $28.75.

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