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

Hecla Mining Co. rose $.20 or 4.3 percent, to $4.81.

Pan American Silver Corp. rose $.91 or 5.9 percent, to $16.26.

Silver Standard Resources Inc. rose $.32 or 2.6 percent, to $12.86.

Silver Wheaton rose $.89 or 2.9 percent, to $31.64.

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