Modern Mining July 2015

MODERN M I N I N G

CONTENTS

JULY 2015

ARTICLES

REGULARS MINING NEWS 4 Good progress continues on Asanko gold project 5 Positive results fromYanfolila grade control drilling 6 True Gold’s Karma site now a hive of activity 7 Golden Star gets ‘green light’for open-pit mining 7 RSV Group announces senior appointments 9 Ramp-up of Zambian smelter ahead of expectations 10 Cummins opens ‘state-of-the-art’distribution facility 11 Improved recoveries from Fair Bride test work 13 DSO discovery a potential ‘game changer’for Tawana 15 Logistics expert joins Tanzanian Royalty team 17 Pickstone-Peerless heads for production PRODUCT NEWS 51 Hawkeye® system can drive down panel costs 52 Sandvik CM designed for mid-size room-and-pillar applications 53 Customised screens from Joest Kwatani 54 Hybrid panel supplied to silica mine 55 Super-Screw™ system offers fast conveyor belt repairs 56 New contender in the large top hammer market sector 58 Plastic piping range designed for mining 59 Tega components improve conveyor system efficiency 60 Warman slurry pump range extended COVER 18 Sandvik forges ahead with dry drilling technology at Cullinan GOLD 22 Namoya continues ramp-up to commercial production COUNTRY FOCUS: BOTSWANA 24 Resilient Mupane alive and well 28 Innovative XRT circuit now in operation at Karowe 33 Alrosa brings new technology to diamond exploration in Botswana 36 Sedgman to earn into the Mahumo copper/silver project FEATURE – OFF-HIGHWAY TRUCKS AND EXCAVATORS 40 New breed of ultra-size machines caters for mining’s super-pits 46 Versatile ADTs now dominant in small to mid-size open-pit mining

Editor Arthur Tassell

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

Design & Layout Darryl James

Circulation Karen Pearson Publisher Karen Grant

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Printed by: Shumani Mills Communications

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 The low profile Sandvik DD210L drill rig allows easy access to the working area and rapid advancement of tunnels. See page 18 for further details.

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Average circulation (January–March 2015) 4 370

July 2015  MODERN MINING  1