HUDSON BAY MINING CUTS U.S., CANADA ZINC PRICES <Hudson Bay Mining and Smelting Co Ltd> said it cut prices for all grades of zinc sold in North America by one U.S. ct a pound and by one Canadian ct a pound, effective immediately. The new price for high grade zinc is 37 U.S. cts and 49-1/2 Canadian cts a pound, the company said. Special high grade, prime western and continuous galvanizing grade with controlled lead now costs 37-1/2 U.S. cts and 50 Canadian cts a pound. The new price for continuous galvanizing grade alloyed with controlled lead and aluminum additions is 37-3/4 U.S. cts and 50-1/4 Canadian cts a pound.