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

Hecla Mining Co. fell $.09 or 1.3 percent, to $6.58.

Pan American Silver Corp. rose $.06 or .3 percent, to $21.73.

Silver Standard Resources Inc. fell $.26 or 1.6 percent, to $15.64.

Silver Wheaton fell $.33 or .9 percent, to $38.89.

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