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Opencast Mining

Australian opencast mine completes world’s largest blast

By: Kimberley Smuts     6th May 2016 The Daunia opencut coal mine, in the north-eastern state of Queensland, Australia, broke the world record for the largest-ever electronic detonator blast in December, firing 5 665 detonators in 2 683 blastholes using the South Africa-developed AXXIS digital initiation system from explosives firm... 

Contract miner to restructure partnerships to enhance rewards

By: Kimberley Smuts     6th May 2016 The contract mining, plant leasing and rental division of Eqstra, MCC, is taking a new approach to contract mining to improve its partnerships with clients. The company has embarked on creating a contract model that works on a project-to-project basis to reduce costs, increase revenue and grow... 

Contract miner to restructure partnerships to enhance rewards
RESTRUCTURED CONTRACTS REDUCE COSTS MCC will provide solutions based on each mine it services, enabling the alignment and adaption to clients' changing requirements

Optimisation process determines risk versus reward

By: Kimberley Smuts     6th May 2016 The use of multiparametric block models, which contain more than just geological data, to analyse the risks associated with the mining process, allow more informed business decisions to be made on the basis of risk and exposure to that risk. This is according to The MSA Group mine optimisation... 

Optimisation process determines risk  versus reward
Photo by Bloomberg
OPENPIT RISKS PREDETERMINED When working an openpit resource, The MSA Group uses an optimisation process to determine the net present value generated from a particular geological resource

Smokey Hills operations temporarily suspended

     6th May 2016 South African platinum producer African Thunder Platinum (ATP), owned by global resource investment corporation Aberdeen International, has to temporarily suspend mining operations at the Smokey Hills platinum-palladium mine, in Limpopo, to focus on the planning and permitting required to... 

Smokey Hills operations temporarily suspended
Photo by Reuters
PRIORITISING FUTURE COSTS Developing the opencast operation at Smokey Hills platinum-palladium mine should provide additional tonnage and improve operating flexibility

Solar power solutions supplied to opencast mines

By: Kimberley Smuts     6th May 2016 Tailor-made energy solutions provider ZRW Mechanika’s supply of solar-powered masts last year to chrome mining company Samancor Western Chrome, which operates an opencast mine in Marikana, in the North West, has sparked interest from numerous municipalities in South Africa, Namibia and Botswana,... 

Solar power solutions supplied to opencast mines
POWER SOLUTION The ZRW mobile solar-powered floodlighting system was supplied to Namibian iron-ore mine which requires electricity to run 24/7

Surface mining equipment market boost

     6th May 2016 Based on a report by global market research and consulting service provider Global Market Insights (GMI), the surface mining equipment market is likely to be valued at $28.97-billion by 2022. The company notes in a press release in April that the flourishing demand for metallic ore as well as... 

Surface mining equipment market boost
Photo by Bloomberg
EQUIPMENT VALUE Opencast mining equipment reduces manpower needs, as these machines offer high accuracy while cutting stable, as well as, steep surfaces

Mining solutions provider promotes fog cannon

By: Nadine James     23rd October 2015 Environmental mining solutions provider FlowCentric Mining Technologies’ Rhino Evaporator dual-purpose fog cannon can suppress dust and also enhances the natural evaporation process by fracturing water into smaller size droplets. Owing to the high concentrations of dissolved heavy metals and... 

Mining solutions provider promotes fog cannon
RHINO EVAPORATOR. The dual purpose fog cannon is more cost effective than water treatment and works faster than evaporation ponds.

Biometric security system becoming increasingly popular

By: Nadine James     23rd October 2015 Electronic safety equipment provider Booyco Electronics’ biometric control system (BCS) has attracted widespread interest from the local mining industry after being introduced to market last year. “To date [Booyco Electronics] has had enquiries from more than ten different mines and mining groups... 

Biometric security system becoming increasingly popular
BIOMETRIC CONTROL SYSTEM Booyco Electronics' pioneering biometric control system effectively addresses the challenge of maintaining proper control of underground machine operators

Coal miner appoints acting CFO

     23rd October 2015 Junior coal miner and supplier Wescoal Holdings last month appointed chartered accountant Izak van der Walt as acting CFO, effective September 1, following the August 31 resignation of executive director and former CFO Morne du Plessis. Acting CEO Waheed Sulaiman explained that “Du Plessis wished... 

Coal miner appoints  acting CFO
Photo by Duane Daws
KHANYISA COLLIERY Wescoal has three active operations in the Mpumalanga region, including the Khanyisa and Elandspruit Collieries

Company promotes cost-effective in-pit crushing solution

By: Nadine James     23rd October 2015 Plant engineering company ThyssenKrupp Industrial Solutions South Africa (TKIS SA) says its in-pit semimobile crushing system (SMCS) can lead to significantly reduced capital and operating expenditure (capex and opex), as well as carbon dioxide (CO2) emissions. According to TKIS SA’s minerals... 

Company promotes cost-effective in-pit crushing solution
SEMIMOBILE CRUSHING SYSTEM ThyssenKrupp's In-Pit crushing solutions can be implemented for most in-pit mineral mining

Diamond miner announces positive study results for kimberlite project

     23rd October 2015 Aim-listed diamond development company Paragon Diamonds last month said that the results of two independent studies carried out by mining consultancy The MSA Group on the Mothae kimberlite project, in Lesotho, which Paragon is in the process of acquiring, exceeded management’s expectations. MD... 

Diamond miner announces positive study results for  kimberlite project
OPERATING IN LESOTHO Paragon Diamonds has several prospects in the Lesotho region

Existing technology used to enhance blast design methods

     23rd October 2015 Mining solutions provider and explosives supplier BME’s technical director Tony Rorke asserts that the use of unmanned aerial vehicles (UAVs), global positioning systems (GPS) and three-dimensional (3D) photogrammetric software, has enhanced the field of blast design, thus improving blast results... 

Existing technology used to enhance blast design methods
HIGH QUALITY IMAGING Pre- and post-blasting photos taken with an unmanned aerial vehicle

Hybrid power plant reduces mine’s operational costs

By: Nadine James     23rd October 2015 Energy solutions provider Cronimet Mining Power Solutions’ first megawatt-scale, solar-diesel hybrid power plant, at the Cronimet Chrome South Africa Thabazimbi openpit chromium mine, in Limpopo, has significantly reduced the mine’s diesel consumption, allowing for more effective energy... 

Hybrid power plant reduces  mine’s operational costs
HYBRID SOLAR-DIESEL POWER PLANT. Photovoltaic systems are easily integrated into existing diesel generated power supply sytems

Mining contractor refocuses on after sales service offering

By: Nadine James     23rd October 2015 Environmental opencast mining contractor DynaD has renewed its focus on its after-sales services, partly owing to slow growth and development in a lacklustre coal sector, says DynaD drill and blasting director Chris Bester. “Nothing much happened in the coal industry in the past year,” he says,... 

Mining contractor refocuses on after sales service offering
DK DRILL RIG DynaD service offering includes refurbishing the DK drill rig range

Openpit contractor’s mandate extended

     23rd October 2015 Aveng Mining subsidiary and mining contractor Aveng Moolmans has been awarded a five-year extension of its contract with the Tshipi Borwa openpit manganese mine, in the Northern Cape. The mine is owned by empowerment company Tshipi e Ntle Manganese Mining, and the contract extension was put into... 

Openpit contractor’s  mandate extended
TSHIPI BORWA MINE Mine owner Tshipi e Ntle will continue its relationship with Aveng Moolmans

Ghana gold mining contract awarded

     22nd May 2015 Australian diversified mining services company Ausdrill’s wholly-owned subsidiary African Mining Services (AMS) has been awarded a contract to provide openpit mining services to gold explorer Perseus Mining’s Edikan gold mine’s (EGM’s) Eastern Pits operation, in Ghana, Ausdrill announced late... 

Ghana gold mining contract awarded
Photo by Bloomberg
MOVING THE MINERAL The chosen method of mining at the Edikan gold mine is conventional openpit mining using hydraulic excavators and trucks

Downhole geophysics helps mines avoid costly mistakes

By: Bruce Montiea     8th May 2015 The profit margins of opencast mining have decreased, necessitating cost reductions while effcient production is maintained, says wireline-logging company Geoline Logging Services. Geoline manager Charles Gould states that most opencast mines tend to operate on a “best guess” basis in terms of... 

Downhole geophysics helps mines avoid costly mistakes
PRECISE Downhole geophysics using wireline logging allows for variable seam depths and thicknesses to be reported accurately

Elandsfontein phosphate project implementation awarded 

     8th May 2015 South Africa-based engineering and project delivery specialist DRA has been awarded the implementation phase of the openpit Elandsfontein phosphate project, on the West Coast of South Africa, by exploration company Elandsfontein Exploration and Mining. The engineering, procurement and... 

Mines increasingly depend on technology

By: Bruce Montiea     8th May 2015 As mining companies become increasingly dependent on technology to drive, manage and deliver large-scale opencast projects, they are starting to consider cloud-based systems for solutions, says corporate collaborative cloud solution provider Asite CEO Tony Ryan. He says effective project... 

Mines increasingly depend on technology
Photo by Bloomberg
EFFICIENT MINING Cloud-based systems provide mining companies with an alternative means of managing projects throughout the value chain

Opencast mines benefit from electronic detonation technology

     8th May 2015 The popularity of electronic initiation in blasting is bound to grow as more opencast mines and quarries benefit from the reliability and accuracy of these systems and the broader impact of high-quality blasts to their operational bottom-line, says specialised mining chemical products and... 

Opencast mines benefit from electronic detonation technology
BURNING FRONT Illustration of a cross-section through a blast showing the sequence of detonator initiation using a shocktube initiation system with typical firing times shown

PDS technology installed at surface mine

     8th May 2015 Electronic mine safety equipment company Booyco Electronics is installing its pedestrian detection system (PDS) technology at a surface mining operation. “We have completed the [installation on the] mining operation side and are currently busy with the mineral processing side, wherein lie more... 

PDS technology installed at surface mine
ASSEMBLING THE EQUIPMENT Booyco Electronics’ Pedestrian Detection Systems are checked properly before being deployed

PFS for Eritrea openpit potash project completed

     8th May 2015 Exploration company South Boulder Mines has completed the prefeasibility study (PFS) for its Colluli potash project,  in Eritrea. The project, which will be characterised by openpit mining using conventional truck and shovel methods without blasting, is a 50:50 joint venture between South Boulder... 

PFS for Eritrea openpit potash project completed
Photo by Bloomberg
PREMIUM PRODUCT Operations at the Colluli potash project will focus on the production of high quality sulphate of potash – a speciality potassium fertiliser with a price premium over the more common potassium chloride

Quality control leads to successful blasting results

By: Bruce Montiea     8th May 2015 Quality control is the most important factor in conducting blasting at an opencast mine, says environmental, opencast and civil drilling and blasting company DynaD director Chris Bester. He states that using the correct charge-up instructions and procedures, which include the quantity of... 

Quality control leads to successful blasting results
QUALITY CONTROL Using the correct charge-up instructions and procedures lead to successful blasting results 80% of the time

Company acquires new openpit mine software

     24th October 2014 Mining software and services provider Maptek has acquired mine planning consultancy Orelogy’s Evorelution strategic openpit mine scheduling set of software which, as of this month, will be developed and marketed as the Vulcan Open Pit Scheduler. 

Company acquires new openpit  mine software
BEST POSSIBLE SOLUTION Evorelution assesses thousands of schedule scenarios rapidly to present users with the best options

Fully redundant connectivity rolled out for opencast miner

     24th October 2014 Information and communication technology (ICT) major Jasco Group has provided opencast mining company MCC Contracts’ sites with fully redundant connectivity using a combination of microwave and very small aperture terminal (VSAT) satellite connectivity. 

Fully redundant  connectivity rolled out  for opencast miner
LEANNE HOBDEY Jasco delivered the original access network which enabled enhanced voice and data communications at remote mine sites

L&J Gemmell Plant Services

     24th October 2014 Established by Les, Johnny and Ivy Gemmell in 1982, plant equipment solutions provider L & J Gemmell Plant Services spent its first 20 years renting trucks, graders, rollers, tankers and tractors, with operators on a subcontract basis, to road construction and property development contractors.... 

L&J Gemmell Plant Services

Miners need to collaborate with conservation groups

By: Dylan Slater     24th October 2014 Building solid relationships between mining companies and conservation groups might be the key to an overall positive perception of mining operations – especially opencast operations that are prone to easily identifiable forms of pollution, such as dust and noise, says business law firm Fasken... 

Miners need to collaborate with conservation groups
Photo by Duane Daws
MATTHEW BURNELL It is important that good relationships are forged between the miner and the conservation groups

Simulator training reduces fuel consumption, tyre wear and risk

By: Dylan Slater     24th October 2014 Australia-based equipment training simulator company Immersive Technologies’ vehicle simulator training is assisting mine-vehicle operators, especially those working at opencast mining operations, in ensuring that they are shifting gears properly, using their vehicles’ full braking capability and... 

Simulator training reduces fuel consumption, tyre wear and risk
COMPREHENSIVE RANGE Many well-known mining vehicle brands and models are available to train operators through Immersive Technologies’ simulators

Stakeholder buy-in key for successful openpit planning

     24th October 2014 When it comes to openpit mine planning, it is essential to establish a thorough understanding of the practical mining cycle and how mine-planning software can help, says mine planning and engineering consultancy Ukwazi Group. 

Stakeholder buy-in  key for successful  openpit planning
Photo by Duane Daws
JACO LOTHERINGEN Great care should be taken to ensure that a mine plan is achievable and based on valid mine planning principles

Aveng Moolmans

     9th May 2014 A subsidiary of construction and engineering giant Aveng Group, Aveng Moolmans is an opencast contract mining company that offers a variety of services to clients across Africa’s surface mining industry. From short-term waste mining and bulk earthmoving to a complete and long-term mining... 

Aveng Moolmans

Careful water management is required at openpit mines, says consultancy

By: Carina Borralho     9th May 2014 Independent consulting engineers and scientists, SRK Consulting SA has completed numerous surface water studies for feasibility studies for openpit in the Democratic Republic of Congo’s (DRC’s) and tropical areas to the North of the DRC.  One of the main issues around openpit mining in these... 

Careful water management is required at openpit mines, says consultancy
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