Archives: Metallurgy

Trevali Mining has announced the commencement of a pilot plant testing program using Caribou run-of-mine and milled material at FLSmidth’s Rapid Oxidative Leach (ROL) process testing facility in Salt Lake City, Utah. The program expands on previous laboratory test work and is aimed at demonstrating the potential to recover zinc, lead, copper, gold and silver[…]

The Chemours Company has entered into a definitive agreement to sell its Mining Solutions business for $520 million in cash to Draslovka Holding as, a Czech-based private company specialising in cyanide production. The transaction is expected to close in the December quarter of 2021 subject to regulatory approvals and other customary closing conditions. Chemours announced[…]

EnviroLeach Technologies Inc has secured its first contract with Ocean Partners USA Inc, an affiliate of Ocean Partners Holdings Ltd. In accordance with the contract, EnviroLeach will use its patented and ec friendly hydrometallurgical metal extraction process to extract gold from gold mine byproduct materials. The initial materials to be processed under the contract will[…]

Magnetite Mines is preparing to commence a definitive feasibility study at its Razorback iron ore project in South Australia after receiving positive results back from a pre-feasibility study (PFS). The PFS supports declaration of a maiden ore reserve of 473 Mt based on 12.8 Mt/y plant throughput and 2 Mt/y of high-grade concentrate, but it[…]

HALMEK LITHIUM has selected Metso Outotec’s patented lithium hydroxide process for production of battery-grade lithium hydroxide at its greenfield plant in the Tula region in Russia. The order value, which is not disclosed, has been booked in the company’s Metals June quarter orders received. Metso Outotec’s scope of delivery consists of the engineering and key[…]

Downer EDI Ltd has announced that its Asset Services business has recently been awarded a major contract by BHP to provide maintenance and shutdown services at Olympic Dam in South Australia as part of the Smelter Campaign Maintenance 2021 Project (SCM21). Downer will deliver two work packages as part of the contract, involving specialist welding,[…]

Telson Mining, following a strong quarter of production from the Campo Morado mine, in Guerrero State, Mexico, is making plans to boost throughput and recoveries through the potential use of grinding, leaching and flotation technologies from the likes of Maelgwyn Mineral Services, Core Group and Glencore Technology. The mine’s throughput averaged out at 58,100 t/mth[…]

Metso Outotec has completed the divestment of its aluminium business to REEL International, headquartered in France. The divestment to REEL was announced on December 28, with the divested business comprising equipment and plant solutions to green anode plants, anode rodshops, and casthouses used in aluminium smelters, as well as the related services. Metso Outotec will[…]

After testing out a “novel” oxidation and leaching process at the Hycroft Mine in Nevada, USA, Hycroft Mining Holding Corp is making plans to go back to a conventional oxide leaching setup in 2021. The company produced 27,392 oz of gold and 178,836 oz of silver in 2020, an almost three-fold increase over 2019. It[…]

SSAB, LKAB and Vattenfall say they are taking a new, decisive leap forward in their work on HYBRIT, with the trio selecting Gällivare, in northern Sweden, as the location of the first production plant for its fossil-free sponge iron exercise. Industrialisation is intended to start with the first demonstration plant, which will be ready in[…]