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

Hecla Mining Co. fell $.05 or .8 percent, to $6.44.

Pan American Silver Corp. fell $.43 or 2.0 percent, to $20.96.

Silver Standard Resources Inc. rose $.04 or .3 percent, to $14.90.

Silver Wheaton fell $.47 or 1.2 percent, to $38.75.

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