Engineering & Mining Journal

JUN 2019

Engineering and Mining Journal - Whether the market is copper, gold, nickel, iron ore, lead/zinc, PGM, diamonds or other commodities, E&MJ takes the lead in projecting trends, following development and reporting on the most efficient operating pr

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JUNE 2019 • E&MJ 1 www.e-mj.com JUNE 2019 • VOL 220 • NUMBER 6 FEATURES Changing the Face of Mine Ventilation Advances in smart controls, sensors and IoT-enabled devices are providing new tools for miners tackling the ever-increasing challenge of ventilating their underground operations ......................................................................... 48 Making the Most of Material Gains Moving massive volumes of mine ore, waste or product is never easy, cheap or trouble-free, but new material handling tech can help smooth the bumps, cut costs and break bottlenecks .................................................. 60 IPCC Steadily Gains Traction It has been a slow burn for the uptake of IPCC systems, but now, as interest in truckless mining operations builds, the technology is coming into its own ......68 Crushing Innovations Meet Basic Needs As futuristic as the current offerings are, the latest innovations aim for perennial targets............................................................................................ 76 Curved Conveyors Cut Costs The most efficient way to transport material from point A to point B is not necessarily a straight line .............................................................................. 84 LEADING DEVELOPMENTS Ivanhoe Mines Secures Financing for First 2 Mines in DRC ...............................4 Ma'aden Building 250,000-oz/y Gold Project.....................................................4 Gold Bar Achieves Commercial Production ........................................................4 Barrick Proposes Deal for Acacia.......................................................................5 Zambia Plans to Seize Vedanta Copper Assets ..................................................5 AEM Declares Commercial Production at Meliadine ..........................................8 Umicore Acquires Cobalt Refinery, Signs Supply Agreement With Glencore .......8 Rafaella to Acquire Spanish Tin and Tungsten Project ......................................8 AROUND THE WORLD U.S. & Canada: Alamos Gold Receives Phase II Expansion Permit for Island Gold ..................................................................................................... 12 Latin America: Barrick Will Invest $1B in Pueblo Viejo .................................. 20 Australia/Oceania: Fortescue Approves Development of Queens Valley ......... 24 Africa: Marange Will Open New Exploration Zones ......................................... 28 Asia: Alrosa Advances 2 Major Projects at Aikhal Division ............................. 32 Exploration Roundup: Osisko Drilling Canada's Longest Diamond Drill Hole .... 36 This month, E&MJ looks at the subject of material handling from several angles, including crushing, conveying, improved technology as well as the current state of in-pit crushing and conveying (IPCC) systems. (Cover Photo: thyssenkrupp) DEPARTMENTS Calendar ...................................................... 44 Classifi ed Advertisements ..........................110 Equipment Gallery ......................................104 From the Editor................................................2 Markets ......................................................112 Operating Strategies .................................... 92 People .......................................................... 16 Processing Solutions ..................................102 Suppliers Report........................................... 96 This Month in Coal ....................................... 40

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