Ishpeming, Mich., July 83.- The ore shipments l'rom Lake Superior and Lake Michigan ports up to June 30 exceeded the heavy shipments oí last year by over 500,000 tons. It no w appears that the purpose of this heavy shipment was to get rid of the ore on hand and to have iiothing left when the slump in prices carne as it has now. All the mines are getting ready to make retrenchment in the matter of mining, the largest being that of Metropolitan Land and Iroucompany.owuing and operating the Norria, East Norrio and Pabst mines at Ironwood, which havo produced bout 1,000,000 tons of ore a year for the last flve years. After two reductions of the working force heroic mensures have been taken, and the mines now are praotically closed, throwing nearly two thousand 'veu out of employmeut. Other mines are getting ready to close, and the operators hold out no hope of reopening. The miners aro alarmed at existing conditions.