Modern Mining February 2021

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CONTENTS

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ARTICLES COVER 8 ArmCoil successfully remanufactures a 6 MVA 33 kV/6,6 kV mobile skid substation for a major opencast mine POTASH 12 Major milestone for Khemisset Potash Project COKING COAL 16 Contango forges ahead at Lubu Coalfield Project FLAKE GRAPHITE 20 Tirupati upscaling Vatomina to meet increased demand ROOF SUPPORT & ROCK DRILLING 22 Roof support and rock drilling: the safety backbone of underground mines CRITICAL METALS 26 Finding the metals for a decarbonised future MINING INDABA REVIEW 30 The legal imperative behind ESG compliance 32 Mines push on as SA plays catch-up

REGULARS MINING NEWS 4 Ramaphosa’s Mining Indaba message conciliatory, but short on detail 4 Barrick’s Tongon mine gets it right 5 Global gold production to bounce back 5 Years of safety focus deliver fatality-free record 6 Tin and tantalum offtake agreements for Uis Tin Mine 6 New gold discoveries at Sanankoro 7 Anglo contributes up to US$30-million towards vaccine rollout 7 Implats on CDP’s global A-list for best-practice water management 7 Zululand Anthracite Colliery restarts operations SUPPLY CHAIN NEWS 34 Drilling contractor Rosond transitions into technology provider 34 Regular desilting vital for mine ponds 35 WearCheck adds non-destructive testing to its offering 35 TAKRAF develops new DELKOR BQR flotation cell 36 Bolted thickeners from FLSmidth to optimise Mozambique plant

36 New Cat large excavators deliver more gains 37 Value analysis proves worth of Weba chutes 37 Booyco ready for global leap in mining vehicle safety 38 Evolution of cyclones to improve coal fines recovery 38 Aggreko helping miners with emission targets

38 MRS tests world-first technology at South Deep Twin Shaft 39 Metso Outotec launches global training certification programme 39 De Beers rolls out driver assistance technology EXPERT VIEW 40 Mining Indaba Insights – Decarbonisation will need more, better mining

ON THE COVER ArmCoil Afrika, a manufacturer and repairer of transformers and electric motors, has successfully remanufactured a mobile skid substation for one of South Africa’s major opencast mines. See story on page 8.

February 2021  MODERN MINING  1