Archives: Environmental

Solar power is energising Sandvik Mining and Rock Technology’s facility in Zimbabwe, with the mining OEM saving around 400 t/y of carbon dioxide emissions, it says. The Harare-based operation, which focuses mainly on the remanufacture of Sandvik trucks, loaders, drills and bolters, kicked off its solar power journey in 2017 with an 18-month Phase One[…]

Itronics says test work on two separate precious metals closed heap leach materials pads has provided positive results in recovering metals and minerals using its proprietary “Zero Waste” technologies. Rock Kleen Tailings Processing Technology neutralises the residual cyanide and removes nitrogen produced by blasting rocks in the mining process, making the materials available for use[…]

Metals Consulting International Ltd (MCI), the independent iron and steel sector management consulting firm, has announced the merger of its advisory business with that of Saint Barbara, advisors to the world’s metals, minerals and mining industries. MCI mostly undertakes iron and steel sector due diligence and feasibility study work for clients in Western, Central and[…]

Among several new innovations Bruker has launched is a benchtop X-ray elemental analyser that, the company says, can speed up elemental analysis in mining applications and be integrated into automated laboratory environments. Originally planned for a launch at the now delayed Analytica 2020, this week, Bruker has proceeded with an online launch of these new[…]

As ore grades continue to decline in the mining space, FLSmidth says its expertise in mineral sampling and laboratory automation is becoming increasingly valuable to mines. “The more you understand about the characteristics of the ore entering your process plant, the better you can treat it,” Martin Matthysen, Director, SPA (sampling, preparation and analysis), Sub[…]

Antofagasta has signed a new power purchase agreement (PPA) with ENGIE Energía Chile SA that will see 100% of the power supplied to its Centinela copper operation, in Chile, come from renewable sources. The contract, from 2022 until 2033, will replace two existing PPAs Antofagasta had in place that expire in 2026 and 2027. It[…]

Vale says it is evaluating short-term alternatives to the wet processing of tailings at its Brucutu iron ore mine, in Brazil, as it looks to step up processing activities at the Minas Gerais operation. The Brucutu plant, which used to dispose of tailings in the Norte/Laranjeiras dam – that has been at “emergency level 1”[…]

Engineering, design and advisory company Aurecon is part of a national consortium to support regional Australian communities facing mine closure which has secured A$30 million in funding from the Australian Government. Led jointly by the University of Western Australia and the University of Queensland, the consortium will now form a Cooperative Research Centre on Transformations[…]

Bis, FLSmidth and Karara Mining have developed a “unique mobile stacking conveyor” solution that has cut water use, costs and the environmental footprint at the iron ore miner’s operation in Western Australia. If Karara’s iron ore mine had chosen a wet tailings storage facility, the tailings pond would have been roughly 8 sq.km based on[…]

GoGold Resources says the SART plant has been successfully installed and commissioned at its Parral tailings facility in Chihuahua, Mexico. The SART (sulphidisation, acidification, recycling and thickening) plant is providing important economic and technical benefits to the Parral facility, according to the TSX-listed company. This includes the recovery of a high-grade saleable copper sulphide product,[…]