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Iron ore mining dams

  • Vale S.A. - Wikipedia

    Iron ore: Vale is the world's largest iron ore producer. Sales of iron ore fines and pellets represented 65% of total company revenues in 2014. In 2014, Vale sold 256 million metric tonnes of iron ore fines and 44 million metric tonnes of iron ore pellets. Vale's Mariana Hub was the 9th largest iron ore mining center in the world in 2014, with an output of 39 million metric tonnes.

  • BHP iron ore to lift as Brazil disaster mine restarts

    Jan 20, 2021· BHP has slashed its debt while increasing iron ore production with the restart of its Samarco operations in Brazil, five years after the tailings dam disaster. The mining giant reported on

  • Vale under scrutiny after second mine disaster in Brazil

    Nineteen people died when tailings dams at the Samarco iron ore mine, jointly owned by Vale and BHP, broke, submerging the local town of Mariana and spewing millions of tonnes of mud into a river

  • As iron ore prices collapsed, so did waste dams

    Feb 01, 2019· Both mining compounds are owned by Brazilian mining giant Vale S.A., although the Mariana dam was part-owned by BHP Billiton, an Anglo-Australian company.

  • Assessment of the use potential of iron ore tailings in

    May 10, 2019· The iron ore tailings (IOT) used in this work were collected from four Class III high environmental risk iron ore tailings-dams . These ( Fig. A.1 ) were selected based on the associated social and environmental potential risks, as well as economic relevance, as described in the dams inventory of the Minas Gerais State [27] .

  • Brumadinho dam collapse in Brazil: Vale mine chief resigns

    Mar 03, 2019· At least 122 people are still missing more than a month after the accident at the dam, which collected waste from an iron ore mine in Minas Gerais state. Vale is the world's biggest producer of

  • Iron ore jumps over 5% as Brazil's Vale reports subdued

    Feb 04, 2021· The 2019 deadly tailings dam collapse at Vale's Corrego do Feijao mine that led to restrictions on mining activities in Brazil - the world's second-largest iron ore supplier -

  • Deadly Brazil dam collapse raises fears of environmental woes

    Feb 01, 2019· Both disasters resulted from ruptures of tailings damsreservoirs of detritus left over from the process of extracting iron ore. Such dams are the cheapest ways to store mining waste, but also

  • Brazil's Vale says iron ore mine near dam erodes further

    Mar 09, 2020· The world's No. 2 iron ore producer, which said it is keeping authorities briefed on the situation, raised the emergency level at the dam last year after heavy rainfall eroded the reservoir of the

  • (PDF) Iron ore tailings dry stacking in Pau Branco mine

    Dewatered stockpiling (dry stacking) is a safer alternative to tailings dams (Rico et al., 2008, [3]) for tailings disposal; however, this method has not yet been used in iron ore mines in Brazil

  • Iron ore shortage after Vale disaster hurting Brazil

    Apr 15, 2019· A decision by Brazilian mining company Vale SA to halt production at ten sites in Minas Gerais state following a deadly dam disaster has affected deliveries of iron ore

  • Terrifying moment of Brazil dam collapse caught on camera

    Feb 01, 2019· A video aired on Brazilian media shows the exact moment a dam burst in Brazil on 25 January. The dam break at an iron ore mining complex operated by the mine

  • (PDF) Generation and Treatment of Iron Ore Tailings

    Today many types of tailings are generated in the mining operations. Particularly, in the iron ore industry, although 99% of the generated tailings are composed by non-toxic elements, it came into

  • Dam bursts at iron ore mine in southeastern Brazil; 1

    Nov 05, 2015· A dam burst at an iron ore mine in southeastern Brazil, flooding a small town nearby and submerging homes and vehicles.

  • Iron ore jumps over 5% as Brazil's Vale reports subdued

    Feb 04, 2021· The 2019 deadly tailings dam collapse at Vale's Corrego do Feijao mine that led to restrictions on mining activities in Brazil - the world's second-largest iron ore supplier - resulted in a tight

  • (PDF) Cytogenotoxicity of the water and sediment of the

    Cytogenotoxicity of the water and sediment of the Paraopeba River immediately after the iron ore mining dam disaster (Brumadinho, Minas Gerais, Brazil) February 2021 Science of The Total

  • Chinas African iron ore strategy spells danger for Australia

    Apr 09, 2021· The disruption caused by the tailings dam collapse in Brazil removed only about 50 million tonnes from global supply but it contributed to the price of iron ore doubling.

  • Hundreds Missing After Iron Ore Mine Dam Collapses In

    Jan 26, 2019· BRUMADINHO, Brazil, Jan 26 (Reuters) - Brazilian rescue workers on Saturday searched for roughly 300 missing people after a tailings dam burst at an iron ore mine owned by Vale SA, amid faint hopes of finding many alive, three years after a similar disaster involving the miner.

  • A mining disaster could spell the end of an iron ore giant

    Feb 12, 2019· Vale, which is the world's largest iron ore miner, has since announced it would decommission a further 10 dams all built using the same so-called "upstream method" which would reduce its global iron ore output by 40 million tonnes a year. External Link:The collapse of the BHP-owned dam coated Bento Rodrigues.

  • Hundreds Missing After Iron Ore Mine Dam Collapses In

    Jan 26, 2019· BRUMADINHO, Brazil, Jan 26 (Reuters) - Brazilian rescue workers on Saturday searched for roughly 300 missing people after a tailings dam burst at an iron ore mine owned by Vale SA, amid faint hopes of finding many alive,

  • Iron-ore thunders higher as mine dams closed, exports collapse

    Apr 03, 2019· Iron-ores supply-driven rally picked up pace on Wednesday, with futures topping $90 a ton, amid increasing concern the crisis at Brazils Vale will be drawn out as regulators ordered dozens

  • Dozens dead, hundreds missing in Brazil after Vale mine

    Jan 28, 2019· A dam collapse connected to an iron ore mine owned by Vale has killed dozens of people in southeastern Brazil and left rescue workers with little hope of finding survivors among the hundreds still

  • Why is iron ore mined? Brazil's Rio Doce Disaster

    Brazil has some of the largest iron ore deposits in the world, which have been heavily mined since the 1950s. Tailings dams are built to contain the waste generated by iron mining and they have been an increasingly visible feature of Brazils mines since the 1970s.

  • Iron Ore Republic of Mining

    Mar 25, 2021· Baffinland Iron Mines Corp. has proposed doubling its production of iron ore at Mary River to 12 million tonnes a year. The privately held miner also wants to build a railroad that would transport ore from its complex in North Baffin to Milne Port, about 100 kilometres away.

  • Belinga iron ore mine and Belinga dam, Gabon EJAtlas

    Aug 26, 2015· Large iron ore mine and related dams and railway in Gabon, to be developed by Chinese company. Opposition from Brainforest and activist Marc Ona Essangui. Description: As explained by R. Dittgen (2011), Gabon is a sparsely populated state with a total of 1.5 million people and a low density of population. Historically, one of the major pillars

  • Bamin to upgrade waste dam at Pedra de Ferro iron ore mine

    Apr 20, 2021· Brazilian iron ore producer Bamin, which is owned by Eurasian Resources Group, plans to install a filtering system at its Pedra de Ferro iron ore waste dam, according to a media report by Agencia Sertao. The company plans to convert the dam into a dry system, instead of the existing water reservoir structure.

  • Brazilian mine tragedy will not be the last tailings dam

    Feb 14, 2019· The collapse of Vales Brumadinho iron ore tailings dam in Brazil was both shocking and devastating in its impact. But it was not a one-off event. It was the 11th serious tailings dam failure in

  • Samarco dam disaster: dealing with the fallout of a tragedy

    Jul 30, 2018· Samarco dam disaster: dealing with the fallout of a tragedy. 30 Jul 2018 (Last Updated January 21st, 2019 11:02) In 2015, a dam collapse at the Samarco iron ore mine in Brazil killed 19 people and devastated the Doce River valley. Three years on, a class action suit has been launched against BHP, which co-owns Samaco with Vale, claiming

  • Australian mine tailings dams identified as 'high risk' in

    Jun 19, 2019· Four extreme-risk BHP tailings dams located at the Olympic Dam mine (SA), Whaleback iron ore mine (SA), Pilbara mine (WA), and the Leinster mine (WA) Two high-risk dams inside Rio Tinto's Andoom

  • Mining activity causing nearly 10 percent of Amazon

    Nov 02, 2017· The Tucuruí dam, pictured here, generates the tremendous amounts of electricity needed by the Carajás mine to process iron ore. When new mines are planned in the Brazilian Amazon, their

  • Brazil's Vale says iron ore mine near dam erodes further

    Mar 09, 2020· The worlds No. 2 iron ore producer, which said it is keeping authorities briefed on the situation, raised the emergency level at the dam last year after heavy rainfall eroded the reservoir of

  • Major Mines & Projects Olympic Dam Mine

    The Olympic Dam ore body begins about 300 metres below the surface and continues to a depth of more than 1 kilometre. The existing mining operation employs a sub-level open stope method of underground mining.

  • Brumadinho dam collapse in Brazil: Vale mine chief resigns

    Mar 03, 2019· At least 122 people are still missing more than a month after the accident at the dam, which collected waste from an iron ore mine in Minas Gerais state. Vale

  • A mining disaster could spell the end of an iron ore giant

    Feb 12, 2019· When the tailings dam at one of Vale's iron ore mines in the south-eastern Brazilian state of Minas Gerais burst on January 25, it released a torrent of sludge and buried people and buildings in

  • Brumadinho dam disaster shrinks Vale iron ore - MINING.COM

    Jul 22, 2019· A major drop in second-quarter iron ore output was due to Vales key operations remaining fully or partially shut down following a deadly dam burst in January. Vale also said that iron ore sales

  • Assessment of the use potential of iron ore tailings in

    May 10, 2019· The iron ore tailings (IOT) used in this work were collected from four Class III high environmental risk iron ore tailings-dams . These ( Fig. A.1 ) were selected based on the associated social and environmental potential risks, as well as economic relevance, as described in the dams inventory of the Minas Gerais State [27] .

  • SMFG's Nimba Iron Ore Project - Sustainable Mining

    The proposed Nimba Iron Ore Project is located in the Guinean Nimba Mountains, in south-eastern Guinea, adjacent to the Liberian and Ivoirian borders. It involves mining high-grade haematite from two open pits at high elevations in a mining concession of 6.25

  • Iron ore wars: the fall of Vale and the rise of Rio Tinto

    May 05, 2020· Vale has finally lost its position as the worlds largest iron miner. The Brazilian mining giant saw its production crater in 2019, as the tragic impacts of a collapsed tailings dam at its Brumadinho operation were felt across the iron ore sector. 300 people were killed or left missing by the disaster, sparking internal investigations and external outrage as Vales reputation crumbled.

  • Mining iron ore - OSRS Wiki

    Iron ore is an ore always in demand, due to its use in producing iron and steel bars via Smithing.There are many locations to mine iron ore, but one of the best members' places to mine iron for banking is Ardougne Monastery.It has six iron rocks total that are all very close to each other. Players can teleport there quickly with an Ardougne cloak, which offers infinite

  • How high will the iron ore price go? - Small Caps

    May 21, 2019· The company estimated it would curb about 40Mt of iron ore from entering global market annually over the next few years while the faulty tailings dams are fixed. As a result of the curbed output, a senior Brazilian official has been cited as saying national iron ore production would likely plummet by 10% this year.

  • Iron Ore Thunders Higher as Mine Dams Closed, Exports

    Apr 03, 2019· The catastrophe drew increased scrutiny on mining practices from the authorities, with the nations regulator now ordering 56 tailings dams to be closed. Iron ores

  • Brazils deadly dam disaster in Brumadinho was preventable

    Jan 29, 2019· Only 1,177 days separate accidents of the Fundão ore reject dams in Mariana and the Córrego do Feijão mine in Brumadinho in the metropolitan region of Belo Horizonte, both in southeastern Brazil.

  • Brazil shuts 47 mining dams deemed unsafe - MINING.COM

    Apr 03, 2020· Brazil has ordered the immediate closure of 47 mining dams that failed to certify their stability, with more than half of them belonging to Vale (NYSE: VALE), whose Córrego do Feijão iron ore

  • Deadly Brazil dam collapse raises fears of environmental woes

    Feb 01, 2019· Both disasters resulted from ruptures of tailings damsreservoirs of detritus left over from the process of extracting iron ore. Such dams are the cheapest ways to store mining waste, but also


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