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Diamonds

New technology identifies diamondiferous gravels

11th June 2004 A joint venture between Etruscan Resources and Mountain Lake Resources awarded Bell Geospace Ltd (BGL) of Aberdeen, Scotland, a contract in February to conduct gravity gradiometry surveys over several priority areas in South Africa using its Air-FTG system.? 

Laboratory buys diamond-assessing equipment

By: andrea marais     11th June 2004 Real manufactured diamonds are now creeping into the gem industry.? 

Trans Hex and Mvelaphanda join forces in Ventersdorp

11th June 2004 Canadian-based Etruscan Resources last month entered into a stepped agreement with Mvelaphanda Exploration (Mvela), jointly owned by JSE Securities Exchange, listed companies Trans Hex Group and Mvelaphanda Resources, to develop three diamond-bearing properties near Ventersdorp in the Free State.? 

Local screen maker adds value in kimberlite screening

11th June 2004 A local screen manufacturer has been focusing on how the diamond industry?can add value in the screening process so fundamental to the processing of?diamonds. 

Diamond giant still mulling R7-billion Cullinan project

By: Helene Le Roux     13th June 2003 Diamond miner De Beers says the proposed R7-billion Premier Mine Centenary-Cut project has been put on ice. 

Swaziland diamond-mining potential is investigated

By: Helene Le Roux     13th June 2003 Swaziland may in the near future resume diamond-mining as a result of a survey recently completed by local exploration company MSA Projects. 

New drum diamond-recovery system introduced to the local industry

By: Helene Le Roux     13th June 2003 A local company specialising in the development of equipment used in the processing of diamonds, Oblique Engineering of the East Rand, believe it has taken grease recovery technology into the 21st century with its invention of the Oblique drum diamond recovery system. 

Business model devised to aid empowerment and junior miners

By: Helene Le Roux     13th June 2003 A business model devised by a local company active in the mining sector is said to be unlocking a treasure chest of opportunities for black economic empowerment (BEE) and junior mining companies in South Africa. 

Compact diamond sorter on show in South Africa

13th June 2003 In October, manufacturer of sorting machines, UltraSort, launched its new Compact Diamond Sorter at the Electra Mining Exhibition in Johannesburg last year. 

Four new hoists go to Russia’s largest diamond miner

13th June 2003 Power and automation technology group ABB announced last month that it won a contract for the supply of a further four new hoists to Russia’s largest diamond mining company Alrosa, for its Mir underground mine. 

Company commissions screens at Botswana mine

13th June 2003 Typically a supplier of heavy duty equipment for primary and secondary applications in hard metal ores, like iron and manganese, Joest has also been successful in applying its technology to diamond process plant applications. 

Diamond board declares Kimberley Process a success in South Africa

By: Helene Le Roux     13th June 2003 The South African Diamond Board (SADB), which regulates the local diamond industry, says the Kimberley Process international certification scheme (KPCS), launched worldwide in January, has been implemented in the country successfully. 

Crusher application pioneered for Namibian diamond-mine

13th June 2003 In one of the largest recent orders for crushing and screening equipment, IMS Engineering and its client, Elizabeth Bay Resource Extension Project, have pioneered a wet system primary gyratory crusher in a mining application. 

Botswana company draws on old ways to drive performance

13th June 2003 Two things are synonymous with the traditional way of life in Botswana – the cattle post and the kgotla – the regular village meeting at which everyone has a say. 

Limpopo diamond-mine’s mechanical mining process reformed

13th June 2003 Mining company Southern Era’s Klipspringer diamond-mine near Potgietersrus, Limpopo Province, has reformed its mechanical mining process, exchanging its underground fleet of mechanical air-driven loaders for skid steer loaders. 

South African made dense-media separation plant shipped to North America

13th June 2003 Project management and process engineering company Dowding Reynard and Associates (DRA) has shipped a micro dense media separation (DMS) plant to Mineral Services in Vancouver, Canada, for installation in a new mineral laboratory. 

Tyre manufacturer pays up to improve mining communities

13th June 2003 “The mining industry and its service providers are consciously improving the living standard and skills base of the communities in which they operate,” believes Quality Tyres marketing director Peter Klein. 

Various hoses supplied to Botswana diamond-mine

13th June 2003 In one of the largest orders to date involving local rubber specialist Truco’s Truconip liner, a large variety of lined hose and hose bends – all with inner liner detection Trucoflute valves – have been installed at a Botswana diamond-mine, already using pulp and slurry hose... 

Diamond sorting facility upgraded

13th June 2003 Local company Swisslog SA completed its fourth upgrade of the diamond-sorting operation at Southern Era Resources’ Klipspringer diamond-mine near Potgietersrus, in the Limpopo Province. 

Finding diamonds from up in the sky

13th June 2003 Exploring for diamond-bearing deposits has been compared to looking for a needle in a haystack. 

Year-end commissioning for Kimberley project

14th June 2002 The De Beers Kimberley Mines Combined Treatment Plant (CTP) project is on track to reach full production by the end of the year. 

Diamond recovery made easier by new plant

14th June 2002 Local company Dowding, Reynard & Associates (DRA) has developed a dense medium separation (DMS) plant, available in two versions, which is capable of recovering diamonds and diamond indicator grains down to 300 micrometres from prospecting samples. 

Grizzly feeder refurbished at Botswana mine

14th June 2002 Mining equipment supplier Humboldt Wedag South Africa, a subsidiary of the German multinational supplier KHD Humboldt Wedag, has been contracted by the Debswana Mining Company to refurbish an existing Humboldt Wedag resonance grizzly feeder, for use at the new Debswana Damtshaa mine in Botswana. 

First-time diamond application for screen

14th June 2002 The first OmniScreen to be used in a diamond application has been supplied by IMS Engineering to Namdeb Diamond Corporation. 

Oz firm's SA west coast diamond plant takes off

14th June 2002 Stage-one bulk sampling at the Australian firm Namakwa Diamond Company’s West Coast diamond project in South Africa has moved into full swing following successful wet commissioning trials of its recently constructed dense media separation (DMS) plant and associated Flowsort diamond recovery... 

New diamond-mine for Western Australia

By: Zonika Botha     14th June 2002 After a long diamond drought, Western Australia finally has secured a second diamond-mine. 

Mining giant buys R164m stake in Lesotho diamond project

By: Zonika Botha     14th June 2002 As part of the restructuring of the greater JCI/CAM group of companies, mining giant JCI will acquire a 40% stake, valued at about R164-million, of the Letseng diamond project in Lesotho. 

Exploration firm stays focused on SA

By: Zonika Botha     14th June 2002 Diamond exploration is a highly specialised business. 

Tourism boom boosts diamond jewellery sales

By: Zonika Botha     14th June 2002 Ever since the first democratic election in 1994, South Africa has become a tourist haven, attracting international visitors from all corners of the world. 

Costly labour holds back SA diamond beneficiation

By: Zonika Botha     14th June 2002 Despite South Africa’s status as one of the world’s leading diamond producers along with Namibia and Botswana, its diamond cutting and polishing industry is regarded as a minion among its international counterparts. 

SA jewellery council launches three diamond projects

By: Zonika Botha     14th June 2002 Traditionally known as the country of gold and diamonds, it is believed that in many instances South African shopping malls and jewellery stores, in particular, can compete anywhere in the world in terms of the image and quality they represent. 

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