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Diamonds

DG Lab Services

     23rd September 2016 This knowledge and experience also encompasses testwork capabilities envisioned for future expansion. 

Industry growth in hands of junior explorers

By: Kimberley Smuts     29th July 2016 Diamond exploration enquiries received by mining industry consultancy The MSA Group from small players in Botswana, Lesotho and the Free State have increased considerably since May this year. This includes greenfield kimberlite indicator mineral testing, alluvial diamond mineral resource... 

Industry growth in hands of  junior explorers
NEED FOR NEW PROJECTS The diamond industry urgently needs to find new mines, as the supply-demand gap will widen from 2019 onwards and, consequently, drive price increases

Large-diameter drilling at Orapa project may start at year-end

By: Kimberley Smuts     29th July 2016 Exploration company Tsodilo Resources aims to extract between 2 000 t and 3 000 t of kimberlite from BK16, potentially one of the last economic kimberlite pipes in the Orapa kimberlite province in Botswana, during a large-diameter drilling (LDD) programme in the fourth quarter of the year. The... 

Large-diameter drilling at Orapa project may start at year-end
BETTER TREATMENT The dense medium seperator plantat Tsodilo's Orapa project is scheduled for an upgrade in the third quarter of this year

Project targets millennial diamond consumers

By: Kimberley Smuts     29th July 2016 International diamond mining organisation the Diamond Producers Association (DPA) is working on a project aimed at tackling the generic marketing of diamonds to attract standard and millennial consumers, otherwise known as the ‘Y’ generation. Rough and polished diamonds trader Blom Diamonds owner... 

Project targets millennial diamond consumers
Photo by Bloomberg
MARKETING MATTERS The diamond industry is undertaking the first catefory marketing campaign in over five years

Diavik hits 100 Mct as Ekati development gathers pace

By: Henry Lazenby     3rd June 2016 Canada’s largest diamond mine has reached the significant milestone of producing 100-million carats of rough diamonds since the mine started in 2003. A 60/40 joint venture between mining major Rio Tinto and Canada’s Dominion Diamond Corp, Rio Tinto Diamonds, Salt & Uranium MD Simon Trott praises... 

Diavik hits 100 Mct  as Ekati development gathers pace
FUTURE DEVELOPMENT Ekati’s Jay pipe, an 85-million-carat reserve, currently in the feasibility study stage, is expected to come on line in 2020

Major endorses diamond search

By: Henry Lazenby     3rd June 2016 Explorer CanAlaska Uranium has gained a multimillion-dollar endorsement from the world’s largest crystallised-carbon producer De Beers Group of Companies, after the partners entered into an option-participation agreement for expenditures up to C$20.4-million on kimberlite-style targets staked by... 

Rough diamond valuation global industry challenge

     3rd June 2016 Rough diamond valuation remains a challenge that is not limited to one country, one diamond centre, or the government-led certification scheme the Kimberley Process (KP), it is a critical challenge for the entire diamond industry, says United Arab Emirates (UAE) KP chair Ahmed Bin Sulayem.... 

Rough diamond valuation global industry challenge
SULTAN BIN SAEED AL MANSOURI The Kimberley Proces strives to enable trade to flourish in a safe and stable environment so that all participants and their dependent societies can benefit to the full

Sorters prove worth to industry

     3rd June 2016 A joint venture between mining and minerals processing engineering specialist IMS Engineering and German separation technology company Steinert has borne fruitful with the introduction of Steinert’s X-ray transmission (XRT) sorters in use in the diamond mining industry. Two of the sorters have... 

Sorters prove  worth to industry
DIAMOND ADVANTAGE The XRT sorter remains important in diamond recovery technology as its main advantage remains that the ion detects different X-ray absorption levels of different material types

Vacuum solutions provider assists diamond industry

By: Simon Sonnekus     3rd June 2016 Heavy-duty industrial vacuum systems designer, manufacturer and supplier Hencon Vacuum Technologies is testing an automated, remote-controlled dual-vacuum unit at diamond miner Petra Diamonds’ Cullinan mine, in Gauteng, which is expected to reduce theft. The Honeydew-based company is conducting... 

Vacuum solutions provider assists diamond industry
DAVID DE OLIVEIRA The use of Hencon Vacuum Technologies' dual vacuum system allows a tunnel to be bored without the need for immediate roof support being installed

Venetia takes safe approach to building major underground operation

By: Simon Sonnekus     3rd June 2016 Anticipating and prioritising the additional challenges and potential hazards of implementing underground mining operations at the Venetia diamond mine requires putting the necessary enablers and precautions in place over the next few years. “It is a massive operation in logistics and cooperation... 

Venetia takes safe approach to building major underground operation
OPENPIT TO UNDERGROUND Production from the underground development is expected in 2022 and the current plant will treat about 132-million tons of material, containing an estimated 94-million carats

Diamond beneficiation boost targets youth

By: Dylan Slater     11th December 2015 To empower young diamond beneficiators in South Africa, where the sector has declined in recent years, the Young Diamond Beneficiators Guild was established to provide support to new entrants in the local industry and assist in getting more South African youth into the diamond industry, thereby... 

Diamond beneficiation boost targets youth
Photo by Duane Daws
REINFORCING INDUSTRY The Young Diamond Beneficiators Guild aims to strengthen South Africa’s diamond beneficiation industry

Drowning SA diamond industry needs consolidated efforts to be revived

By: Dylan Slater     11th December 2015 South Africa’s diamond mining industry is shrinking, continuing on a downward spiral following years of disinvestment, a drain on skills and beneficiation job losses, says World Federation of Diamond Bourses president Ernie Blom. The country’s once iconic and thriving diamond industry is... 

Drowning SA diamond industry needs consolidated efforts to be revived
Photo by Duane Daws
IN SPOTLIGHT The South African diamond industry requires consolidated efforts to regain momentum and re-establish its diamond beneficiation industry

Sustainability of major player highlighted at first Diamond Indaba

By: Dylan Slater     11th December 2015 Diamond miner De Beers is undertaking various projects and initiatives together with stakeholders to promote the prospects of the longer term sustainability of the industry. One of the most significant is by stimulating the market for diamonds at a time when it “finds itself in difficult times”,... 

Sustainability of major  player highlighted at first Diamond Indaba
BROAD EFFECT The weaker global demand for many commodities also has its impact across the diamond pipeline, from producers to beneficiators and retailers

Diamond mine expansions on track, within budget

By: Mia Breytenbach     31st July 2015 London-listed diamond mining group Petra Diamonds’ expansion programmes at its flagship Cullinan and Finsch diamond mines, in South Africa, remain on track and within budget, with development progressing well, states Petra Diamonds CEO Johan Dippenaar. Construction on the modern, fit-for-purpose... 

Diamond mine expansions on track, within budget
Photo by Petra Diamonds
ON SCHEDULE The C-Cut Phase 1 expansion plan at the Cullinan mine includes a new production level, which is being established at 833 m

Diamond plant optimisation nearing completion, sights set on exploration

By: Mia Breytenbach     31st July 2015 Southern Africa-focused precious gem producer Lucara Diamonds is finalising the optimisation of the newly integrated circuit as part of its flagship Botswana-based Karowe diamond mine’s plant optimisation project. Lucara president and CEO William Lamb tells Mining Weekly that Karowe’s optimised... 

Diamond plant optimisation nearing completion, sights  set on exploration
Photo by Lucara Diamond Corporation
SAMPLING ADDITION The modules of the modular bulk sample including the front end, the DMS, de-gritting and recovery, were pre-assembled off site to ensure that everything fits

Expansions, new mines needed to boost diamond supply

By: Mia Breytenbach     31st July 2015 The impending shortage of natural diamonds, with demand forecast to exceed supply within the next decade, is encouraging the establishment of new mines and the development of additional diamond projects, suggests World Federation of Diamond Bourses (WFDB) president and diamond polisher Ernest... 

Expansions,  new mines  needed to boost diamond supply
SHORT SUPPLY Although the diamond projects and expansions will create additional rough diamond supply in the short term, this supply may not meet eventual demand

Rough diamond price recovery expected in medium term

By: Mia Breytenbach     31st July 2015 While there is the expectation that rough diamond prices will potentially recover within the next six months, Southern Africa-focused diamond producer Lucara Diamond CEO William Lamb believes that the prices will recover only later, owing to the current estimated worldwide polished diamond... 

Rough diamond price recovery expected in medium term
Photo by Bloomberg
SPURRING ADVANCEMENT Several diamond cutters and polishers are adopting the latest technology, which contributes to maximising the value of the rough stones

Venetia underground expansion on track for 2021 first production

By: Mia Breytenbach     31st July 2015 Construction of the $2-billion underground extension of diamond miner De Beers Consolidated Mines (DBCM) South Africa’s Venetia mine is 18% complete, with the company having spent more than $250-million on the project to date, DBCM CEO Phillip Barton tells Mining Weekly. “We are making good... 

Venetia underground expansion on track for 2021 first production
Photo by De Beers Consolidated Mines
PROGRESSIVE DEVELOPMENT The current Venetia mine capital spend has been largely dedicated to site establishment and mining services infrastructure for the underground project

Cullinan, Finsch MCC contracts drawing to a close

By: Kimberley Smuts     5th June 2015 Switchgear solutions designer and manufacturer JB Switchgear Solutions’ contract for the design, manufacture and supply of motor control centres (MCCs) to diamond mining group Petra Diamonds’ Cullinan and Finsch mines, in Gauteng and the Northern Cape respectively, is drawing to a close. The... 

Cullinan, Finsch MCC  contracts drawing to a close
CONTRACT COMPLETED JB Switchgear Solutions’ contract for the design, manufacture and supply of motor control centres to diamond mining group Petra Diamonds’ Cullinan and Finsch mines is drawing to a close

Diamond mines pave way for company’s sustainable growth

By: Kimberley Smuts     5th June 2015 UK-based global diamond mining business Gem Diamonds continued throughout last year to focus on enhancing operational efficiencies and investing in innovative technologies at its Letšeng and Ghaghoo mines, in Lesotho and Botswana respectively.  This strategy noted in the company’s 2014 full-year... 

Diamond mines pave  way for company’s  sustainable growth
Photo by Bloomberg
IN DEMAND The long-term outlook for the diamond market remains strong

Diamond partnership to develop cutting, shaping technology

By: Kimberley Smuts     5th June 2015 Diamond major De Beers announced last month that it had acquired a 33.4% equity stake in Swiss-based patent protected laser micro jet (LMJ) technology owner and supplier Synova SA. De Beers will now work with Synova to develop a fully automated cutting and shaping technology, with LMJ at its... 

Diamond partnership  to develop cutting, shaping technology
Photo by Synova
DEDICATED TECHNOLOGY DEVELOPMENT De Beers will now work with Synova to develop a fully automated cutting and shaping technology, with LMJ at its core, which is expected to enhance diamond cutting and polishing efficiency

Diamond producer aiming to establish new Botswana mine

By: Kimberley Smuts     5th June 2015 Diamond exploration and project development company Botswana Diamonds is aiming to establish a new diamond mine in Botswana, executive chairperson John Teeling tells Mining Weekly. The company expects to find new areas of kimberlite, potentially containing diamonds, by the end of this year, and... 

Diamond producer aiming to establish  new Botswana mine
JOHN TEELING There is a clear supply-demand gap opening. Demand for gemstones in Asia, the Middle East and parts of Africa is increasing, owing to an emerging middle class

Future diamond-price increase inevitable

By: Kimberley Smuts     5th June 2015 Diamond prices are expected to rise on the back of an increase in middle-income customers, in China and India, who are interested in buying diamonds, says mining consultancy MSA Group. The company says the price increase will occur, as this increase in demand is not balanced by an equivalent... 

Future diamond-price increase inevitable
INCREASED DEMAND Growth in the industry is being driven by the massive new consumer markets in China and to a lesser, but still significant extent, India

Grown diamond industry poised for success

By: Kimberley Smuts     5th June 2015 The grown diamond industry was poised for great success, scientists and researchers from top universities in the US, Belgium, Russia and Taiwan said in December at a round-table meeting – The Future of Grown Diamonds – hosted by diamond growers IIa Technologies. IIa Technologies chief technology... 

Grown diamond industry poised for success
Photo by Bloomberg
BROADENING HORIZONS Grown diamonds are creating newer applications across industries and supporting more diamond-centered research

Tongo mining licence application under way

By: Kimberley Smuts     5th June 2015 West Africa-focused diamond development company Stellar Diamonds has started the application process to obtain a mining licence for its 100%-owned 1.45-million carat Tongo Dyke-1 kimberlite project in eastern Sierra Leone. The application process was started as a result of Stellar’s decision to... 

Tongo mining licence application under way
DIAMONDS PROJECT PROGRESSES Moving Tongo to the mining license application stage is a major milestone for the project

Diamond demand to outstrip supply

By: Dylan Slater     12th December 2014 In the next decade, the demand for diamonds will be less than what the industry can supply through its current mining trends and available working mines, says diamond miner De Beers. 

Diamond demand to outstrip supply
THE DIAMOND DREAM De Beers’ diamond dream requires nurturing and protecting by implementing sound best practices throughout the diamond value chain to ensure its legacy is upheld

Expansion projects progressing well

By: Dylan Slater     12th December 2014 The C-Cut expansion project at diamond miner Petra Diamonds’ Gauteng-based Cullinan diamond mine is 50% complete in terms of the physical development work and the capital expenditure, the miner tells Mining Weekly. 

Expansion projects  progressing well
PURSUING GREATER DEPOSITS The Block 5 sublevel cave will start contributing ore from the second half of Petra Diamonds’ current financial year

Ghaghoo mine starts small

By: Dylan Slater     12th December 2014 Botswana’s newly established Ghaghoo diamond mine, owned and operated by London-listed Gem Diamonds, will be operated on a ‘small mine basis’ until the value of the resource is fully understood, Gem Diamonds tells Mining Weekly. 

Ghaghoo mine  starts small
GHAGHOO MINE The focus for Ghaghoo mine in 2015 is to ramp up production to mine and treat at a yearly rate of 720 000 t of ore, producing 210 000 ct of diamonds

Mintek

     12th December 2014 State-owned minerals researcher Mintek was established in July 1934 under an Act of Parliament with a mandate to serve the national interest through technology transfer and research and development (R&D). The organisation works with industry and other R&D organisations to research, develop and... 

Mintek

Venetia contributing significantly to SA

By: Carina Borralho     27th June 2014 Over its life-of-mine, the De Beers-owned Venetia diamond mine in Limpopo will create significant direct and indirect economic benefits, along with long-term employment and procurement opportunities, says the diamond producer. This project, which represents De Beers’ largest-ever investment in... 

Venetia diamond mine – an overview

     27th June 2014 Diamond producer De Beers’ Venetia diamond mine, which officially opened on August 14, 1992, is currently the largest producer of diamonds in South Africa and accounts for about 40% of the country’s total yearly diamond production. While the mine is currently an openpit operation, work started in... 

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