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

Hecla Mining Co. rose $.09 or 1.7 percent, to $5.53.

Pan American Silver Corp. rose $.42 or 2.3 percent, to $18.44.

Silver Standard Resources Inc. fell $.04 or .3 percent, to $15.08.

Silver Wheaton rose $.67 or 1.9 percent, to $35.83.

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