Archives: Mineral processing

i-80 Gold Corp has awarded the engineering study for restart of the Lone Tree autoclave in Nevada, USA, to Hatch Ltd. The study will complete a prefeasibility study (PFS) level mechanical and operational review of all aspects necessary for the restart of the company’s autoclave processing facility in northern Nevada. i-80 acquired the Lone Tree[…]

South Africa-based vibrating screen and feeder specialist Kwatani will soon add another installation to its extensive footprint in the Northern Cape, this time for a new customer in the iron ore mining segment. “We have over 1,000 screens, grizzlies and feeders in this important mining region, giving us a market share of about 95% of[…]

Close to four years after release, Weir Minerals Vulco® 67 rubber compound is providing exceptional wear life and reliability in mill lining systems, according to the OEM. These abrasion- and impact-resistant rubber compounds have been developed with advanced technologies by the Weir Minerals’ team of expert engineers and material scientists who are continually refining Vulco[…]

There remains only one conference in the world devoted to the subject of In-Pit Crushing and Conveying (IPCC), an approach to mining that is seeing a high level of advanced studies as well as actual implementation – largely due to the fact that it is dominated by electric power so for some operations it allows[…]

Back in August 2021, work began on Alcoa Brasil’s Filtro Prensa project at its Poços de Caldas alumina refinery, which is supplied by a captive nearby bauxite mine. It represents an investment of R$310 million (US$55 million) that will completely change the technology for disposing of waste at the operation in Minas Gerais. The works[…]

Global provider of geochemical laboratory services for the exploration and mining industries, MSALABS, recently signed in October 2021 a Heads of Terms with Modern Mining Testing Company in the Kingdom of Saudi Arabia “which will seek to establish a major hub laboratory in the region for the analysis of mining samples from within Saudi Arabia[…]

South32 Ltd has provided an update following completion of a pre-feasibility study (PFS) for the Taylor Deposit, which is the first development option at its 100% owned Hermosa project located in Arizona, USA. The PFS results support Taylor’s potential to be the first development of a multi-decade operation, establishing Hermosa as a globally significant producer[…]

TOMRA Mining and its X-ray Transmission (XRT) technology has, the company says, provided an effective solution for the extreme conditions at the Bluestone Mines Tasmania JV (BMTJV) Renison tin mine in Tasmania, Australia, with sensor-based ore sorting solution unlocking significant value and delivering environmental benefits. The Renison mine is 50% owned by Metals X through[…]

First Mining Gold Corp has provided an update on the ongoing technical work at its Springpole Gold Project located in northwestern Ontario which is one of the largest, undeveloped, open-pit gold deposits in Canada with reserves of 3.8 Moz of gold at 0.97 g/t, plus 20.5 Moz of silver at 5.2 g/t. The project is[…]

Gravitas Minerals is leveraging its Optima Concentrator™ gravity separator to recover iron ore from tailings facilities and provide ‘value from waste’. Using hindered settling, fluidised bed and autogenous dense medium separation technology to separate iron ore from gangue based on density, the Optima Concentrator has high throughput capacities of up to 40 t/h sq.m. This,[…]