· Credit: Canadian Light Source. A team of scientists have taken a closer look at the potential environmental hazards of tailings and found the risks greater than previously thought. The team of researchers from Canada, Morocco and Belgium examined tailings samples using the Canadian Light Source (CLS) at the University of
Consulta
· When tailings management with carbon capture and storage is factored in, the study estimated that approximately 900,000 tonnes of CO 2 could be sequestered over the life of the mine, which, Jarvis said, “could effectively lower
Consulta
· Thickened tailings also shed more water, thus reducing the flow of water through the tailings mass. As well, we may see greater emphasis on the separate disposal of mine wastes that are of greater environmental concern (typically due to their geochemistry), so that more benign materials can be treated more cost-effectively,
Consulta
· T2CM’s goal is to transform all tailings produced at a given operation into usable components for buildings by employing an approach that merges cleaning/extractive processes to recover Cu/Mo
Consulta
· Creating value from waste. Metso’s dewatering technology, including its VPX filter, which can recover up to 90% of water from tailings. Credit: Metso. For some time already, ore reserves have been depleting with mines going deeper. Huge volumes of waste, or tailings, are being generated with the growing need to process more and more ore.
Consulta
· GOLD-COPPER: Newcrest hit by tails dam failure at Cadia. NEW SOUTH WALES – Once of Australia’s largest gold mining operations has been shut down following a tailings dam breach on
Consulta
· Canadian Mining Journal’s Editor in Chief, Dr. Tamer Elbokl, happily holding a freshly poured gold bar from the second pour at Séguéla mine. I nvited by Fortuna Silver Mines, on June 4, 2023, I embarked on a trip to the beautiful West African country of Côte D’Ivoire to visit Fortuna’s new Séguéla gold mine in the north of the country.
Consulta
· Agnico is basing its underground plans on an indicated resource of 1.2 million oz. gold and an inferred resource of 7.1 million oz. gold in-situ. Marilyn Scales-Canadian Mining Journal | June 19
Consulta
· By Canadian Mining Journal Staff September 18, 2012 At 4:57 pm. OTTAWA – MEND (Mining Environment Neutral Drainage) has released a new report aimed at tailings management in the Canadian Arctic. Report No. 1.61.5c, Cold Regions Cover System Design Technical Guidance Document (July 2012), covers theory,
Consulta
· NORTHWEST ONTARIO-Toronto-based NORTH AMERICAN PALLADIUM announced that there was a leak in the tailings dam at its Lac des Iles mine, 85 km north of Thunder Bay on Saturday, Feb. 4. The leak occurred near the primary crusher in a contained area of the site and it is expected to have no impact on the
Consulta
· The task force is part of MAC's ongoing review of its tailings program, that began immediately after the tailings spill at the Mount Polley gold-copper mine last August in British Columbia. The task force will review the TSM tailings requirements and the contents of MAC's three tailings management guides.
Consulta
· Regions. O Trade and Enviro Integration Strategies have jointly launched their new Tailings Area of Social Risk (TASR) solution. The method looks to align tailings management with principles of social inclusion and participation, while respecting the scientific process to define the areas of risk. TASR measures the effectiveness of
Consulta
· BRITISH COLUMBIA-Vancouver-based Sona Resources (formerly J-Pacific Gold) says that recent metallurgical testing indicates that 92.3% of the gold in the tailings from the former Blackdome mine 250 km north of Vancouver can be recovered using cyanidation. The tests were conducted by SGS Lakefield Research. The tailings
Consulta
By Marilyn Scales June 1, 2023 At 11:52 am. The Magino processing plant is being readied for its first gold pour by mid-June. Argonaut Gold photo. Argonaut Gold (TSX: AR) has introduced ore to the grinding circuit as it ramps up work toward the first gold pour at the Magino mill. Ore was introduced into the crushing circuit on May 13 and into
Consulta
· Generation ESG is the sought-after mining employee who is tech savvy and values protection of the planet. These employees are equipped to manage future mining operations and leverage multi-trade
Consulta
· Eldorado Gold’s Hellas Gold Skouries copper-gold concentrator project is investing €14 million in the safer and sustainable practice of dry stacking tailings. The project is located in northern
Consulta
· This week New Gold (TSX: NGD) announced that it will redesign 100% of the tailings structures at its Rainy River project in northwestern Ontario, instead of the 30% it had envisioned earlier this year. The final redesign – which includes the flattening of slopes and the addition of rock toe buttresses – is expected to be completed by the
Consulta
· Tailings are a mixture of water, clay, sand and residual bitumen that result from oilsands mining. They are stored in large ponds where the clay/water mixture is left to settle. Tailings ponds cover about 130 square kilometres of the oilsands region. Facilitated by CONRAD, Directive 74 has led to more collaboration within the industry, said Fair.
Consulta
· Electra Battery Materials’ cobalt refinery in northeastern Ontario is scheduled for startup in Q1 2023. Credit: Electra Battery Materials. Northern Ontario has not historically seen any mining of lithium, but long ignored deposits of lithium bearing pegmatites in the northwest are now being targeted by several exploration companies.
Consulta
· Credit: Stantec. In 2019, a tailings dam at the Córrego do Feijão iron ore mine near Brumadinho, Brazil, suffered a devastating failure. When the tailings dam collapsed, it released a massive mudflow that
Consulta
· Credit: Argonaut Gold. Alamos Gold (TSX: AGI; NYSE: AGI) is acquiring Argonaut Gold (TSX: AR) and its past-troubled Magino mine in northern Ontario in an all-share deal valued at US$325 million to become Canada’s third-largest gold producer. The transaction, scheduled to close in July, is expected to create US$515 million in cost
Consulta
· The Mining Association of Canada (MAC) is the national voice of the Canadian mining industry and is a global leader in responsible tailings management. HEAD OFFICE: 275 Slater Street, Suite 1100
Consulta
· Each Rio Tinto tailings facility – whether active or inactive – has an external engineer of record or a design engineer. Each site has been given a hazard classification based not on the soundness of construction but of the consequences should failure occur. The program is proactive, transparent and accessible to almost anyone.
Consulta
· The January 2019 Brumadinho disaster, where a Valeowned tailings dam collapsed in Brazil, killing 270 people, was the turning point. It led to the creation of the Global Industry Standard on
Consulta
· Advances in tailings tech. Canadian Mining Journal Staff | April 1, 2020 | 5:52 pm. Tracked conveyor bridge, versatile mobile stacking technology, mobile conveyors and advance and retreat stacking. Credit:
Consulta
· The guidelines, organized around six topic areas, 15 principles and 77 auditable requirements, add new requirements for independent oversight of tailings facilities design and management.
Consulta
· Torex said it will invest somewhere between US$390 million and US$440 million in Media Luna in 2023, which should be the the peak year of spending since the project's approval in spring 2022. Total spending is estimated to be US$848 million. Once integrated with the ELG mine, the Morelos complex is expected to generate annual
Consulta
· Groundwater rising in the mine after closure will help to keep the tailings away from air, and help prevent acid generation. However, this method too has its downside: only about half of the rock pulled out of the mine as development rock or ore can be fitted back into the worked-out stopes, leaving the rest to be disposed of on surface.
Consulta
· The True North gold complex at Bissett, Man. Credit: 1911 Gold. 1911 Gold (TSXV: AUMB; OTC: AUMBF) has begun tailings reprocessing operations at the True North complex at Bissett, Man., where it expects to process between 170,000 and 190,000 tonnes of historical tailings this year to recover approximately 3,500 to 4,000 oz. of gold.
Consulta
· Nearly a third of the world's mine tailings are stored within or near protected conservation areas, posing risks to some of the earth's most precious species and landscapes. A recent study by researchers at the University of Queensland found that of the 1,721 disclosed tailings facilities, 9% were within declared protected areas and 20%
Consulta
Trituradora de piedra vendida por proveedores certificados, como trituradoras de mandíbula/cono/impacto/móvil, etc.
OBTENER COTIZACIÓN