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

Hecla Mining Co. rose $.21 or 3.4 percent, to $6.45.

Pan American Silver Corp. rose $.90 or 4.6 percent, to $20.51.

Silver Standard Resources Inc. fell $.05 or .3 percent, to $15.87.

Silver Wheaton rose $1.04 or 2.7 percent, to $39.33.

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