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Opencast Quarries News

Excavators hard at work at open pit platinum-mine

13th May 2005 Four Liebherr R984C Litronic-crawler excavators move 400 000 m3 of the overburden, selected material and ore body from Zimplat’s Ngezi platinum-mine in south-western Zimbabwe, every month, working 20 hours a day, seven days a week. 

New loaders hit SA market

13th May 2005 The new generation Galeo-series range of Komatsu small and medium wheel loaders, comprising a total of eight models, has recently been introduced into the local market by Komatsu Southern Africa. 

New horizons for Wonderstone

By: andrew lanham     3rd December 2004 Ottosdal is a small town in the North West province that Mining Weekly passes through on the way to places such as Black Mountain or Beeshoek, or the mines of Namibia. 

Overall industry outlook is positive . . .

By: Liezel Hill     24th September 2004 After more than four years of dismal sector commentary from the Aggregate and Sand Producers Association of South Africa (Aspasa), director Nico Pienaar tells Mining Weekly that the industry is finally experiencing an upturn. 

. . . but borrow-pits remain a problem

By: Liezel Hill     24th September 2004 The stone-crushing industry has experienced a remarkably buoyant 2004, reports Institute of Quarrying Southern Africa (IQSA) director Frans Van Wyk, as, with the exception of the northern Kwazulu-Natal market, an upswing has been experienced throughout the country. 

Quarry orders R1m worth of equipment

By: Liezel Hill     24th September 2004 Johannesburg-based equipment suppliers IMS Engineering recently supplied some R1-million worth of crushing and screening equipment to Scirocco Enterprises, operating at a quarry in Zambia. 

Botswana, Zambia deals complete

By: Liezel Hill     24th September 2004 International supplier of process plants, mining and mineral processing equipment and turnkey mining projects, Manhattan Corporation is also supplying crushing equipment to the South and Southern African quarrying industries. 

Blast data management system developed

By: Liezel Hill     24th September 2004 Explosives company Bulk Mining Explosives reports that it has added a further technological supplement to complement its successful BlastMap blast planning and management software. 

BEE quarry deal finalised

24th September 2004 Prima Quarries (Pty) Ltd and Mega Oils have signed a unique black economic empowerment (BEE) deal that is a breakthrough for the quarrying industry in the Western Cape, and places the Prima Quarries group well ahead of the requirements of the Mining Charter. 

Polymers assist in transporting hot and heavy-duty materials

24th September 2004 Industrial polymer bed liners have proven their efficiency and durability when it comes to transporting heavy-duty, abrasive materials, such as asphalt, coal, gravel, sand, limestone and even quarry materials. 

Air conditioning units improve operator efficiency

24th September 2004 The new health and safety regulations are having a positive effect on opencast mining and earthmoving productivity. 

Loader range is set to grow

24th September 2004 Due to global customer demand, Bell Equipment Company will grow its wheeled loader range during the course of the next two years. 

Wire producer continues to supply quarrying hubs

By: Liezel Hill     24th September 2004 Leader in diamond cutting technology Wendt Longyear is wholly owned by Boart Longyear, part of Anglo American. 

Boom 6 months for equipment supplier

By: Liezel Hill     24th September 2004 The current boom in the South African quarrying industry is welcomed by mobile crushing, screening and washing solutions business Pilot Crushtec, which has sold more sand-washing plants in the last six months that the previous three years, having supplied eight complete turnkey plants to quarries... 

Cape quarry firm in BEE move

27th August 2004 Western Cape quarry firm Prima Quarries has concluded a black economic empowerment (BEE) deal with and Mega Oils, positioning Prima to comply with the requirements of the Mining Charter. 

Mupane preparation starts

By: andrea marais     14th May 2004 Consulting firm Basil Read Botswana has been awarded the openpit mining contract for the Mupane gold project, east of Francistown, in Botswana, by Australian-listed Gallery Gold. 

Giant crusher relocation completed at Jwaneng

14th May 2004 A 480 t Kawasaki primary gyratory crusher installed at Debswana Diamond Company’s Jwaneng mine in Botswana has been success- fully removed and reinstalled following refurbishment by IMS Engineering. 

Health and safety report findings explained

By: andrea marais     14th May 2004 One of Aspasa’s committees,  

New software will go live by July

By: andrea marais     14th May 2004 The latest openpit planning software is being used at the Konkola Copper Mines’ Nchanga mine, in Zambia. 

End of an era at PPC Loerie

14th May 2004 While PPC awaits the closure certificate from the Department of Minerals and Energy for the closure of its Loerie quarry in the Eastern Cape, a landmark and historic establishment will be lost to the Port Elizabeth community forever. 

ADTs gain ground in local opencast market

14th May 2004 Accelerated purchasing of the Komatsu articulated dump trucks (ADT’s) is proof of the local market’s acceptance. 

Software released for opencast mining

By: andrea marais     14th May 2004 Software solution Mine2-4D has been adapted and released for opencast mining. 

Diamond-miner praises manufacturer

14th May 2004 The R984C Litronic hydraulic excavator from Liebherr has been found to be the most economical machine for stripping overburden at the Van Zyl Broers diamond mine near Barkly West in the Nothern Cape. 

Alliances remain important

By: andrea marais     14th May 2004 There is a strong move among the global mining groups to establish alliances, partnerships and working relationships with their suppliers, says the mining managing director for Barloworld Equipment, the Southern African Caterpillar dealer, Chris Gibb. “This is driven by a desire to leverage... 

Modelling software promoted for opencast mines

By: andrea marais     14th May 2004 n order to assist in risk assessment, audit company KPMG embraces a mining business model, which is a method used to audit mining clients. 

Colliery will become underground operation

By: andrea marais     14th May 2004 Underground operations at New Clydesdale colliery (NCC), in Mpumalanga, started in the Vaalkranz South reserve area in November last year. 

Firm launches mobile crusher innovation

By: nkolola halwindi     28th November 2003 Leading designer and manufacturer of bulk materials handling and minerals processing plant and equipment Osborn Engineered Products has launched what is reportedly South Africa’s first locally-manufactured primary jaw-crusher track unit. 

Crunch time

By: zeena isaacs     31st October 2003 The quarry industry is a tough industry to be involved in, says Aggregate and Sand Producers Association of South Africa director Nico Pienaar. 

Demand for aggregate stagnant since 1994 – Institute

By: zeena isaacs     31st October 2003 According to statistics, the volumes of aggregate required locally have remained the same since 1994, with the number being 23-million tons to 24-million tons a year, which is below the average per capita tons required in developed countries, chairperson of the Institute of Quarrying Johan... 

From waste to profit – turning rock into sand

By: zeena isaacs     31st October 2003 South African crushing and screening equipment supplier IMS Engineering highlights the importance for quarries to produce sand from aggregate sizes of which there is an overabundance, since natural sand is declared a nonrenewable resource. 

MW Profile Aug 15 - Lyttelton Dolomite, South Africa

15th August 2003 Name: Lyttelton dolomite-mine. 

New course is to be offered in slope stability at university

By: candice haase     16th May 2003 The increase in the number of opencast mines in recent years has created a need for more thorough training in this field. 

Gold-mine test for new South African-made 50t truck

By: candice haase     16th May 2003 Production demands at opencast mines have stimulated the need to develop articulated dumptrucks (ADTs) that exceed the typical 40 t machines seen at most opencast operations. 

Russian trucks on trial at Limpopo iron-ore mine

By: candice haase     16th May 2003 Contractor at Kumba Resources’ Kwaggashoek East iron-ore mine in Thabazimbi, Limpopo, Masingita Mining, has been testing Russian-manufactured Belaz trucks since February this year. 

High platinum-group metal prices encourage opencast mining

By: candice haase     16th May 2003 Projected and current metal prices have stimulated opencast mining activity across all three of platinum producer Lonmin’s operations. 

Sand and stone quarry acquires new mobile screening plants

16th May 2003 The acquisition of Finlay 663 and 683 Supertrak mobile screening plants by Crushco for its Tweefontein sand and stone quarry and screen hire operations has, according to a director of the company Fred Sprenzel, increased production and enhanced the overall efficiency of the operations. 

Lime mine orders cone crusher

16th May 2003 Bulk materials-handling and minerals processing specialist Osborn has received its first order from the Western Cape for one of its H-Series Gyrasphere cone crushers. 

Earthmoving company completes several new mine orders

16th May 2003 When its dedicated Liebherr R974A face shovel clocked 30 000 hours, Idwala Carbonates did not hesitate to order a new Liebherr R974B backhoe excavator for its calcium carbonates quarry in Kwazulu-Natal. 

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