Engineering & Mining Journal

DEC 2018

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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DECEMBER 2018 • E&MJ 1 www.e-mj.com DECEMBER 2018 • VOL 219 • NUMBER 12 FEATURES China's Miners Promote New Era of Openness and Cooperation Major reforms within the mining sector and the government will foster green mines at home and greater investment abroad .................................... 42 Defeating the Deleterious Whether at the head of a circuit or scavenging tailings, today's flotation innovations address challenges presented by declining grades, rising costs and aging plants .................................................................................. 52 Staying on Top of Stockpile Management Smarter, quicker solutions emerge for measuring and controlling stockpile size and quality ............................................................................... 58 Supporting Underground Production Specialty equipment manufacturers celebrate milestones ............................. 66 Special Report: Ontario: An Overview Mergers, discoveries and a new mine signal the dawn of a golden era .......... 72 LEADING DEVELOPMENTS Pan American Silver, Tahoe Resources Create Diversified Silver Miner ..............6 Evrim Signs 3-year Exploration Alliance ............................................................7 PDAC 2019 Offers Educational Sessions, Honors Industry Leaders ...................7 Hudbay Will Acquire Mason Resources ..............................................................7 ICMM Commits to Human Rights Principles ......................................................8 Premier Will Buy Creek Property in Carlin Trend ................................................8 AROUND THE WORLD U.S. & Canada: Tacora Resources Completes Scully Mine Restart Financing ...12 Latin America: Los Pelambres Expansion Adds 60,000 MT of Copper Production .......................................................................................... 22 Australia/Oceania: Developers Celebrate Pilgangoora Achievements at Official Opening ......................................................................................... 24 Africa: Newmont Declares Commercial Production at Subika Underground in Ghana ................................................................................... 26 Asia: Polymetal Begins Building Nezhda Gold Mine in Russia ........................ 28 Exploration Roundup: Exploration Generating Positive Results at 2 Endeavour Projects...................................................................................... 30 This month, E&MJ takes a look at stockpile management. Mining companies are refining their stockpile strategies, taking advantage of equipment and control-system advances to refresh stockyard infrastructure to improve material flow and quality control. On the cover, a stacker and reclaimer handle iron ore at BHP's Mining Area C. (Photo: thyssenkrupp) DEPARTMENTS Calendar ...................................................... 38 Classifi ed Advertisements ..........................110 Equipment Gallery ......................................106 From the Editor................................................2 Markets ......................................................112 Operating Strategies .................................... 90 People .......................................................... 18 Processing Solutions ..................................100 Suppliers Report........................................... 94 This Month in Coal ....................................... 34 Flotation....52 Stockpile Management....58 Utility Equipment....66

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