U.S. MINT SEEKING 4,784,000 LBS ZINC The U.S. Mint said it is seeking offers on 4,784,000 lbs of special high-grade zinc that it intends to purchase. It said selling offers will be due at 1100 hrs EST, March 24. The Mint said two increments of 1,300,000 lbs each are for delivery the weeks of April 13 and april 20 to Ball Corp, Greeneville, Tenn., and two increments of 1,092,000 lbs each are to be delivered the weeks of April 20 and April 27 to LaSalle Rolling Mills, LaSalle, Ill. Firms, in submitting offers, may elect to receive payment from the Mint by standard check or by wire transfer. Awards will be based on whichever method is most cost advantageous to the goverment at the time the awards are determined. The offers will have a minimum acceptance period of 10 calendar days, the Mint said.