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

Hecla Mining Co. fell $.05 or 1.1 percent, to $4.58.

Pan American Silver Corp. rose $.40 or 2.7 percent, to $15.10.

Silver Standard Resources Inc. fell $.01 or .1 percent, to $13.06.

Silver Wheaton fell $.09 or .3 percent, to $27.97.

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