... companies, embracing over 300 acres and power plant, 40-stamp mill, cyanide plant, I50-hp. compressor and shops. Developing low-grade orebodies, but there also occur bunches of high-grade gold ore and pockets of scheelite. ... Lincoln County PRINCE CONSOLIDATED (PiocheiaWcekly shipments have lately been running between 2560 and 3000 tons. .... DU HAUT KATANGA (Lubumbashi)a January copper output 1472 tons: plant closed few days early in month for repairs ;anbsp;...
|Title||:||Engineering and Mining Journal Vol 103 No 1|