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Orapa mine all set to sparkle

By: System Author     25th June 1999 With only an occasional rumble as if disturbed in its sleep, the new diamond-recovery plant at Debswana’s Orapa mine, in Botswana, lies dormant in anticipation of its first breath of life within weeks. Construction workers are progressing at a rapid pace to complete the finer details on the... 

Mining locos taken for granted

By: System Author     25th June 1999 Mining locomotives are such an established part of Southern African mining that they are taken for granted only too often. This has resulted in many users not utilising the full potential of their horizontal-transport investment. Mine rolling-stock and locomotive investment at present-day... 

Diamond industry hit from all sides

By: System Author     25th June 1999 At the time of going to press all signs were positive that diamond giant De Beers was about to resume exporting diamonds to its marketing arm, the Central Selling Organisation (CSO), in London, with it in the process of assembling goods for export. The interruption in exports was due to a dispute... 

Low-cost diamond advantage

By: System Author     18th June 1999 A small diamond-mine in the Northern Province, discovered on ‘The Oaks’ farm, which yielded more than 7 400 carats in the first three months of operation, is referred to by De Beers chairperson Nicky Oppenheimer as an important advantage in an increasingly competitive environment, in... 

R2-billion Orapa expansion project is ahead of schedule

By: System Author     18th June 1999 The R2-billion project to double the production of Orapa diamond-mine 240 km west of Francistown in Botswana from six-million car/y to 12-million car/y is ahead of schedule, with the first diamonds from the commissioning phase expected to be produced by the beginning of August. The project is... 

Africa’s most advanced diamond-training school

By: System Author     18th June 1999 With South Africa being a significant producer of gem-quality diamonds, various efforts are being undertaken to develop its downstream diamond industry. The Harry Oppenheimer Diamond Training School in Johannesburg, funded by the Diamond Foundation and De Beers, provides the opportunity for... 

SA production increases

By: System Author     18th June 1999 PROVISIONAL statistics indicate that South Africa’s rough-diamond production for last year amounted to about 10,5-million carats, an increase of 4,6% (some 460 000 carats) on the 10,04-million carats produced in 1997, reports Minerals Bureau chief mineral commodity specialist Ashok... 

Global search for diamonds

By: System Author     11th June 1999 Africa and Canada are the main focus areas of diamond giant De Beers’ global exploration programme, Mining Weekly can today report. “We have subdivided the world into three exploration areas – 

Stepping into the mining-house breach

By: System Author     11th June 1999 The changing mining industry is providing new opportunities for consulting engineers serving the mining industry. The phasing out of the old mining-house concept in particular is resulting in tenders being invited for work which was previously the preserve of the mine owners themselves. A firm... 

Trial mine for small miners

By: System Author     11th June 1999 The government’s commendable move towards establishing a more benign environment for small mining companies, is not only creating opportunities for junior operations to start up, but the innovative and unorthodox practices introduced by these are seeing the benefits being passed right down... 

Mechanised roof-bolting a hit

By: System Author     4th June 1999 Renewed focus on productivity and safety in the South African mining industry has sparked interest in the development of mechanised roof-bolting and other roof-support systems, reports Sandvik Tamrock business development director Gerald Elliott. In terms of underground mining methods, the South... 

Big diamond shake-up begins

By: System Author     21st May 1999 To resolve the long-standing tug-of-war played between the Government Diamond Valuator (GDV) and diamond exporters, the Department of Minerals and Energy (DME) has retreated to the written law. Minerals and Energy Minister Penuell Maduna, speaking at a press conference earlier this month, said... 

Jwaneng mine Gaborone, Botswana

By: System Author     21st May 1999 Name: Jwaneng mine Location: 200 km south-west of Gaborone, Botswana Brief description: The Jwaneng kimberlite deposit is made up of three distinct lobes which coalesce 80 m below surface to make one sub-outcrop with an area of 54 ha. These pipes were discovered during the 1970s and overburden... 

Far East props up gold

By: System Author     14th May 1999 small band of gold producers that support the World Gold Council are riding united through the stormy winds of legislative change to find their own golden fleece in Far East markets. Through the council, gold producers are slowly opening up markets and increasing gold offtake. In 1992, India... 

‘Use it or lose it’ listing

By: System Author     14th May 1999 mong the first to list on the Johannes- burg Stock Exchange (JSE) as a result of changing government policy towards a more benign environment for small mining companies, is Noble Minerals. The company is about to enter the third and final phase of exploration at the Storm manganese deposit in the... 

BUSTED: Operation Egoli nets 100 suspects

By: System Author     14th May 1999 An eleven-month undercover operation by the South African Police Services’ (SAPS) diamond and gold branch, code-named Egoli, reached its climax two weeks ago with the arrest of 100 suspects. As the cherry on top, sufficient evidence, in the form of 8,5 kg of processed gold, has been found... 

Tanzania showing the way

By: System Author     14th May 1999 By instituting economic, financial and tax reforms in a reasonably stable political environment, Tanzania is aiming to provide the climate necessary for mines to flourish in the country. Tanzania is a rich source of gold, diamonds, base metals, platinum-group metals, ferrous metals, tin,... 

Ekati Project Canada

By: System Author     14th May 1999 Name: Ekati Project Location: The mine is located in a remote tundra region near Lac de Gras in the Northwest Territories (NWT), about 200 km south of the Arctic Circle. Brief description The mine is situated on a 853 000-acre claim block (which includes 8 000 lakes) and is Canada’s first... 

Diamonds of God

By: System Author     30th April 1999 Itzhak Shlomo (‘Tsuki’) Weltsman, 43, has had very few years of formal schooling. The eldest son of a steel-gate maker who emigrated to Israel from Germany in the 1930s, he began work as a diamond cutter at 13. By 22, he had opened his own cutting and polishing factory. In search of a... 

‘100-year mine’ on the cards

By: System Author     30th April 1999 To complete the exploration task at Mazal Mining’s Paardeberg East, 50 km west of Kimberley, more trenching, drilling and bulk sampling must be undertaken – trenching to expose the kimberlite on surface for a two-dimensional top view; percussion drilling to 60 m for a depth view; and... 

Diamonds of sea

By: System Author     23rd April 1999 Marine diamond-mining is finally coming of age as technological advances provide operators with the means to conquer the treacherous conditions encountered when mining between the devilish weather and the deep blue sea. These advances are starting to see the marine diamond-mining sector realising... 

A new best friend for diamond sampling

By: System Author     16th April 1999 Alluvial diamond mining is being taken to unexplored depths by De Beers’ Namaqualand mines with the imminent start-up of a large bucket auger drill which will recover massive 4,9 m3 samples at depths of up to 100 m below the surface. The mine has mining rights for extensive properties along... 

. . . but platinum a new target

By: System Author     16th April 1999 As firm statistics start to replace estimates on the scope of crime in South African mines for the first time, it is clear that syndicates are increasingly broadening their focus from gold and diamonds to the platinum industry. While 1 413 gold-theft related arrests were made in South Africa in... 

De Beers presses on regardless with Luanda diamond building

By: System Author     16th April 1999 Despite threats posed by the civil war in Angola, which has led to various companies suspending operations temporarily, construction of De Beers’ new 12-storey US$30-million diamond-sorting facility in Luanda is going full steam ahead at. The project is reported to be well under way, with... 

Metal-coating for diamonds

By: System Author     16th April 1999 Metal-coated diamonds introduced by GE Superabrasives will take sawing and drilling applications into the next millennium, maintains manager Roger Lambson. The stone industry’s ongoing quest for durable, high-performance cutting tools has led to the widespread adoption of diamond saws, wire... 

Kimberley gets new sparkle

By: System Author     9th April 1999 An exploration and mining company, Mazal, the Hebrew word for luck, has found its fortune in a Paardeberg East kimberlite deposit near Kimberley that could be the largest in South Africa. Still in the exploration stage, the company is sure of at least a 28 ha deposit, although it is estimating... 

Slagment chosen for Orapa mine

By: System Author     26th March 1999 The principal construction medium for the new diamond crusher plant in Orapa, Botswana has been selected as Slagment. The plant is a significant part of the vast Orapa 2000 project – a joint venture between De Beers and the Botswana government (Debswana), valued at R2- billion. Orapa 2000... 

Botswana tank contract

By: System Author     5th March 1999 Local company Spiropipe has been awarded a contract by De Beer’s Jwaneng diamond mine to manufacture polypropylene tanks for use at its aquarium in Botswana. The plant, the first of its kind, houses a fully integrated sort house (Fish) for the sorting of diamonds and is expected to improve... 

World diamond industry reports drop in sales

By: System Author     5th March 1999 SALES in 1998 of rough gem diamonds by the De Beers Central Selling Oganisation (CSO) have dropped by 28% compared to 1997 sales. Difficult trading conditions, global economic uncertainty and increasing problems of liquidity in the cutting centres were cited as reasons for the decrease from... 

Diamonds of WAR

By: System Author     5th March 1999 In Angola, diamonds are stained with the blood of pawns caught in the throes of civil war. It has been reported that a manager of Canadian company SouthernEra Resources died in an ambush in May last year. In November last year, 50 armed men killed eight employees of Canadian company DiamondWorks,... 

Maduna’s pledge to South Africa’s 3 000 illegal mines

By: System Author     26th February 1999 State support for South Africa’s small-scale miners, most of whom are operating illegally, has been officially endorsed by Minerals and Energy Minister Dr Penuell Maduna. The Department of Minerals and Energy (DME) estimates that there could be as many as 3 000 illegal diggings in South... 

Kimberley on brink of ne w life

By: System Author     19th February 1999 The R10-million feasibility study to evaluate the viability of a new diamond-recovery treatment plant at De Beers Kimberley mines is 70% complete. The feasibility study, which began in May last year, and is expected to be completed by April, is being conducted by an on-mine project team working... 

Pump manufacturer extends its range

By: System Author     19th February 1999 In order to compete in a constantly dynamic market, such as the pumps industry, Warman Pumps has made additions to its range which include the Verderflex tube pump and Warman clear-water pumps. At the heart of the Verderflex system is the tube, which gives unparalled wear life, with a... 

Gold, coal prospects in Botswana

By: System Author     12th February 1999 Gold and coal are Botswana’s main mining prospects this year, with potential for openpit coal-mining and underground gold-mining being investigated. Botswana director of mines Ribson Gabonowe tells Mining Weekly that only six building and industrial minerals quarries were awarded mining... 

Diamonds of Death

By: System Author     5th February 1999 Deep in the western Free State lies the legacy of a mine gone terribly wrong, which saw a river of mud tear through its underground workings that was powerful enough to rip off the limbs of those caught in its rush. All that is left is the corpse of an unworkable mine in which the bodies of 16 of... 

Small miners hit pay-dirt

By: Archivist     29th January 1999 It is estimated that there are more than 2 000 small-scale diggings, nearly all of them illegal, operating throughout South Africa at present. Many of these operators have emerged overnight on land that does not belong to them, using poor or obsolete mining methods and, in some cases, severely... 

Jewellery makers consolidate

By: Archivist     29th January 1999 There is a new climate of co-operation and determination among South African jewellery manufacturers to expand market support for their products and increase exports, reveals Jewellery Council of South Africa executive director Claire Minnit. “Local manufacturers are aware that any growth... 

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