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

Hecla Mining Co. rose $.01 or .2 percent, to $5.74.

Pan American Silver Corp. fell $.20 or 1.1 percent, to $18.57.

Silver Standard Resources Inc. rose $.01 or .1 percent, to $15.04.

Silver Wheaton fell $.04 or .1 percent, to $36.00.

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