turning tailings into gold canadian mining journal

  • All of the World''s Mine Tailings, in One Visualization

     · Turning a Liability into an Asset While tailings are waste, they are not useless. Researchers know there remains economic value in tailings. Natural Resources Canada estimated that there is $10B in total metal value in Canadian gold mining waste.

  • News

     · June 23, 2021 by Canadian Mining Journal Staff. Maritime Resources (TSXV: MAE) has a plan to bring the former Hammerdown gold mine on Newfoundland''s Baie Verte Peninsula back into production. In a bid to reject waste rock and boost head grade, the company has successfully tested ore sorting …. News.

  • Turning Old Tailings Into A Mine | Kitco News

     · After receiving an A$240M funding package last year, the company is now re-processing the medium-grade tailings, as well as re-developing the underground mine. Heron (ASX:HRR) says the development is significant, turning the project from …

  • Barrick Gold Mines Focus of Conflict Globally | …

     · Tanzania – Since 2011, the North Mara Gold Mine has been widely known for brutal acts of violence against members of the local Kuria population by mine security, including local police guarding the mine. In 2015, Barrick settled a law suit by victims of violence by mine security out of court. MiningWatch Canada spent six years documenting ...

  • What next for Yamana Gold?

     · What next for Yamana Gold? Yamana Gold''s shares have slumped 27% since it listed in London in October 2020, reflecting wider concern by investors about the future direction of the gold …

  • From Tailings to Treasure? Miners Make Money …

     · DRD Gold, one of the first South African companies to abandon traditional mining to focus on extracting gold from tailings. New technology allows it to recover up to 40% of the gold left in particle form in tailings. DRD Gold extracted 33,600 ounces of gold, worth

  • Can gold miners say ''sayonara'' to cyanide?

     · According to CSIRO, the cost of a typical cyanide-based processing plant is around $30 million, but the new technology, which is scalable, can cost as little as $2-2.5 million. "For larger miners, the costs of cyanide compliance are so embedded in their cost structures that it is a very complex process to do a (life-of-mine) cost comparison ...

  • Journal of Rural and Tropical Public Health

    Journal of Rural and Remote Environmental Health 1(2): 40-50 (2002) The environmental effects of mining waste disposal at Lihir Gold Mine, Papua New Guinea Elizabeth McKinnon Introduction Mining in its broadest sense is the process of obtaining useful minerals

  • Updated tailings code after Mount Polley an improvement: …

     · Updated tailings code after Mount Polley an improvement: B.C. mines auditor British Columbia''s chief auditor of mines has found changes to the province''s requirements for tailings storage facilities The Canadian Press Jun. 19, 2021 2:56 p.m. News

  • Tailings facility failures in the global mining industry: Will …

     · Tailings facilities are physically nested within a mining complex and designed to handle the waste remnants of the mining process (Burritt & Christ, 2018). They have not—until recently—been at the forefront of global policy initiatives about corporate transparency or public disclosure.

  • MINING LEFTOVERS: Making Futures on the Margins of …

    In 2006, as the financial crisis of 2008 was approaching, a Canadian transnational corporation, Gran Colombia Gold, bought 80 percent of the mining titles in the higher part of the mountain. The town then filled with drilling equipment and consultants working for the relocation of the historic center, which fueled financial speculation and local stories about the possible futures of Marmato.

  • Osisko Development likes sorting for Cariboo gold ore

    Canadian Mining Journal Staff | April 21, 2021 | 6:27 pm Exploration Canada Gold Osisko Gold Royalties'' Barkerville Gold Mines'' Cariboo gold project. (Image courtesy of Barkerville Gold Mines) .

  • Pure Gold financing to accelerate ramp development

     · Pure Gold financing to accelerate ramp development. An upsized C$15 million bought deal financing will enable Pure Gold Mining to accelerate development of two ramps at its PureGold (Madsen) mine ...

  • Canadian Mining Journal January 2021 by The Northern …

    CANADIAN MINING JOURNAL without a prohibitive upfront cost. BC & THE YUKON 30 29 Ahead of the AME Remote Roundup ... Artemis Gold is aiming to put the asset into production in 2024. In August, the ...

  • MAC releases second edition of tailings and water …

     · Canadian Mining Journal Staff | March 5, 2019 | 4:03 pm Iron Ore. The Mining Association of Canada has released its second edition of the Developing …

  • World''s best-performing gold stock doesn''t operate any …

     · The most successful way to be a gold producer may be to not operate any mines. At least, that''s the business model of DRDGold Ltd., the best-performing stock on the MSCI ACWI Select Gold …

  • O''Dea says positive signs returning for Canadian gold …

     · O''Dea says positive signs returning for Canadian gold stocks An experienced Canadian mining-finance executive suggests the valuation tide may be turning …

  • Tailings facility failures in the global mining industry: Will …

     · Tailings facilities are physically nested within a mining complex and designed to handle the waste remnants of the mining process (Burritt & Christ, 2018). They have not—until recently—been at the forefront of global policy initiatives about corporate …

  • Atlantic joy sours from community gaffe

     · Atlantic Gold''s deal with Australian gold producer St Barbara could be under threat before the ink is dry following a disastrous public meeting to talk about tailings.

  • Facts and Figures of the Canadian Mining Industry

    2 FACTS & FIGURES 2018 TITLE The Mining Association of Canada (MAC) is the national organization of the Canadian mining industry. We represent companies involved in mineral exploration, mining, smelting, refining and semi-fabrication. Our member

  • Going After Deep Gold

    Goldcorp acquired Dickenson Mines in 1994 and Placer Dome''s Campbell mine in 2006. This year, Red Lake Gold Mines (RLGM) is expecting to produce 675,000 oz of gold. At today''s gold prices and a cash cost in the neighbourhood of $300 per ounce, it is one of the most profitable gold mines in the world.

  • Barrick to trial tailings strategy at Golden Sunlight

     · Barrick to trial tailings strategy at Golden Sunlight. Canadian producer Barrick Gold plans to incorporate tailings processing as part of its closure plans for the Golden Sunlight operation in Jefferson County, the US. Barrick also is majority owner of Nevada Gold Mines. Asset Management > Life-cycle-end-of-life-management.

  • A custom approach to tailings management

     · A custom approach to tailings management. Canadian Mining Journal | September 1, 2016 | 9:54 am. There are a multitude of ways to reduce environmental impacts in the mining sector, from extraction, to processing, to waste management, but over the years, the mining sector has been criticized for the environmental impacts of its activities.

  • Mine Tailings

     · Toxic chemicals used to extract the valuable materials from the ore, such as the cyanide used in gold mining, remain in the tailings at the end of the process, and may leach out into ground water. Rock may naturally contain dangerous chemicals, such as arsenic and mercury, which leach into water much more readily after rock has been ground up and exposed to the wind and the rain.

  • Tailings Management Comes Back into Focus

     · Closer to home, mine tailings and the way we manage tailings storage is also coming back into focus. Alternative energy increases tailings volume All the new minerals required to meet the needs of electric vehicles, battery storage, PV solar and other alternative energy sources rely on processing, refining and concentrating these source minerals; this means more water and more storage for mine ...

  • RESEARCH: Harnessing bacteria to turn gold grains into …

     · A bacteria that re-concentrates gold grains into nuggets is being targeted by researchers for its potential to optimize gold extraction processes from ore, old tailings or recycled electronics. University of Adelaide researchers in South Australia have been investigating the role of microorganisms in gold transformation – a process known as the biogeochemical cycle of gold …

  • Mining | The Common Sense Canadian

    When a tailings pond broke at the Mount Polley gold and copper mine in south-central B.C., spilling millions of cubic metres of waste into a salmon-bearing stream, B.C. Energy and Mines Minister Bill Bennett called it an "extremely rare" occurrence, the first in

  • BHP launches US$10M tailings innovation competition

     · BHP has offered US$10 million-worth of grants for research into the reuse of copper tailings. BHP''s Escondida copper mine is located in the Atacama desert in northern Chile Future Of Mining ...

  • How California''s Gold Mining Past Is Threatening its …

     · The Gold Rush''s footprint is broad, and the chemicals that linger in the ground call everything into question, even the safety of eating wild blackberries and the figs that grow in places with roots in California''s gold mining past. "The list goes on and on," she says

  • "The Circular Economy – Challenges and Opportunities"

    Likewise, turning some industrial wastes such as mine tailings into opportunities to extract critical elements or metals provides enormous incentives for creating a "circular economy around extractive resource industries." The Urban Mining Innovation Centre (UMIC) ...

  • Turning tailings into gold

     · Turning tailings into gold. With the price of gold still strong, no one is surprised to find gold in an old gold mine. What used to be considered waste is now a resource. Two proposed tailings retreatment projects – one in British Columbia and one in Manitoba... March 14, 2012 by Canadian Mining Journal …

  • A Cleaner Mining Method for Waste Tailings as Paste …

    Underground mining is the primary method to obtain economically valuable minerals, but it usually brings a large number of goafs (mined-out voids) and large quantities of waste tailings. The gradual accumulation of mine tailings has attracted worldwide attention because of its occupation and acidification of land, and a large number of goafs often lead to stope instability and ground ...

  • Hecla finds more high-grade lenses at Casa Berardi – …

     · Hecla Mining, based in Coeur d''Alene, Idaho, has up to six underground drills turning at its Casa Berardi gold project 95 km north of La Sarre. The campaign is paying off with the ...

  • Geologists find bacteria that takes traces of gold and turns …

     · mining companies could turn tailings dams from a liability into an asset by recovering ... Turning trash into treasure The United Nations reported that in 2016 e-waste around the world ...

  • Top trends in tailings closure

     · Top trends in tailings closure. The reclaimed Holden Mine closure project in Washington state (photographed in 2019) is a great example of a sustainable mine closure. 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 ...

  • Towards Sustainable Mining Tailings Guidance Aligns with …

     · The mining association of canada. The Mining Association of Canada (MAC) is the national voice of the Canadian mining industry and is a global leader in responsible tailings …

  • How home country industry associations influence MNE …

     · In 1995, Cambior, a Canadian MNE (and MAC member) had a tailings spill at their Omai mine in Guyana which leaked mine waste into the Essequibo River. The next year, Marcopper—a subsidiary of Canadian company Placer Dome—experienced a tailings breach at their mine in Marinduque, Philippines, which created flash floods and resulted in the Boac River being deemed …

  • Mining Magazine

    The latest tailings articles from Mining Magazine - Page 5 Providing investors with access to the very best mining projects from exploration to production.

  • New Gold''s New Gold

    In short, New Gold has set the stage and is now ready to go mining. "Go mining," however, should read "go producing" because New Gold has, in fact, been mining the site since 2007 when it started developing the ore body''s two areas (Block 1/2), approximately 550m below the surface. Block 3 (B3) is at the 670 m level.

Free Consult  or  Leave Message

Copyright © AMC | Sitemap

gotop