Modern Mining April 2015

MODERN M I N I N G

CONTENTS

ARTICLES

Editor Arthur Tassell

MINING NEWS 6 Wassa gold mine in Ghana to go underground 7 Leach processing selected for Kabwe pilot plant 8 WorleyParsons applies virtual reality to mine design 9 Heap leach demonstration plant opened 10 Bentley Park teaches latest shaft-sinking methodology 12 Stellar applies for mining licence for Tongo 15 Construction on schedule at RHA tungsten project in Zimbabwe 17 New Namibian gold mine achieves commercial production 18 AEL and ELB to collaborate on blasting initiative 19 Jig plant installed at Namibian manganese project 20 Tsodilo acquires mobile DMS plant for BK16 sampling PRODUCT NEWS 48 Johnson beefs up its heavy lift capability 48 Shell unveils its latest grease truck 49 Miners look for mill liner efficiency 51 Mini crawler cranes can work in restricted spaces 52 Locally designed luminaire offers optimal performance 53 Loader buckets from Caterpillar boost payloads 54 Powerful genset range available from Cummins 55 Multotec trommel screens built to last 56 Joest introduces new exciter gearbox COVER 22 Komatsu 960E-2KT drives Husab mining operation GOLD 26 Yanfolila gold project on the brink of construction COUNTRY FOCUS – ZAMBIA 32 Kagem – a thoroughly modern gemstone mine 38 Synclinorium shaft project heads for commissioning 44 AMS – a consultancy with a long Copperbelt track record 46 Royalty debate in Zambia raises stakeholder issues REGULARS

Advertising Manager Bennie Venter e-mail: benniev@crown.co.za

Design & Layout Darryl James

Circulation Karen Pearson

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Publisher Karen Grant

Printed by: Shumani Printers

The views expressed in this publication are not necessarily those of the editor or the publisher.

Published monthly by: Crown Publications cc P O Box 140,

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Bedfordview, 2008 Tel: (011) 622-4770 Fax: (011) 615-6108 e-mail: mining@crown.co.za www.modernminingmagazine.co.za

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COVER A Komatsu 960E-2KT dump truck on site at the Husab uranium mine in Namibia. Komatsu is supplying 23 of these huge machines to the project. See page 22 for further details.

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Average circulation (July–September 2014) 4 366

April 2015  MODERN MINING  3