Archives: Comminution of minerals

QMAG Pty Limited, part of the Refratechnik group, owns the Kunwarara deposit of cryptocrystalline magnesite – one of the world’s largest – located in Central Queensland, Australia. It mines the ore using the open-pit method and processes it into high quality fused (FM), dead burnt (DBM) and caustic calcined (CCM) magnesia products at the nearby[…]

In its half yearly financial report for the six months ended June 30, 2023, copper mining major Antofagasta PLC gave some detailed insight into expansion plans for two of its flagship Chilean copper mines – Los Pelambres and Centinela. The Los Pelambres Expansion project is divided into two phases with Phase 1 expected to be[…]

Metso has been awarded orders to deliver concentrate dewatering filters and pumps to two iron ore projects in India. The combined order value exceeds €10 million ($11.01 million) and was booked in the Minerals segment’s June-quarter 2023 orders received. Metso’s scope of delivery consists of the engineering, manufacturing and supply of several VPA pressure filters[…]

With the commencement of underground operations in March 2023, Rio Tinto’s Oyu Tolgoi copper-gold mine now has two sources of feed that comes its concentrator – open pit ore from the conventional load and haul Oyut deposit and underground ore from the Hugo North Deposit via the Hugo North Lift 1 first stage of the[…]

As part of Ivanhoe Mines’ refurbishment of the historic Kipushi zinc-copper mine in the Democratic Republic of Congo (DRC), Zest WEG is to supply a range of electrical and energy solutions. Ivanhoe Mines acquired its 68% interest in the Kipushi project in November 2011; the balance of 32% is held by the DRC’s state-owned mining[…]

Rio Tinto has awarded Metso a detailed design and engineering contract for its continuous pilot plant (CPP) for the BioIron™ process. The contract is an extension of the work that Rio Tinto and Metso have been doing together on the development of the BioIron process, the effectiveness of which was successfully proven through small-scale pilot[…]

Following a long-standing relationship with Ma’aden, FLSmidth has been chosen to supply the key technologies and services for Ma’aden’s phosphate 3 phase 1 mine site in the Northern Province of Saudi Arabia. The order is valued at approximately DKK 530 million (over US$78 million) and was booked in Q3 2023. The equipment is expected to[…]

Metso has developed and supplied a FIT™ Recrushing plant to Mantencion Proyectos Montajes (MPM), a contractor customer located in Chile, which operates the plant for a copper producing end mining customer. The project kicked off in 2021 when the customer approached us about a need for a new crushing and screening plant. The FIT Recrushing[…]

The Weir Group has issued its half-year results to June 30, 2023, noting some significant achievements across its Minerals and ESCO divisions. Headline numbers for the six-month period included a 19% year-on-year jump in revenues to £1.3 billion ($1.67 billion) and a 26% rise in operating profit to £212 million. Weir Minerals continued to execute[…]

Rössing Uranium in June 2023 released its 2022 Sustainability and Performance Report. Managing Director Johan Coetzee said the year was a busy one, with a major focus being on finalising the Life-of-Mine Extension (LoME) feasibility study which led to a positive investment decision in February 2023. Phase 4 of the Rössing Uranium mine near Swakopmund in[…]