Chinese researchers show that a few extra hours of CO2 curing can roughly double the wet-dry service life of red mud–CFB ash–MgO backfill, while keeping leaching of hazardous elements low even after weeks of exposure to alkaline red mud liquor. Red mud remains one of the aluminium industry’s...
Canadian Energy Metals has demonstrated a process for producing smelter-grade alumina from Saskatchewan black shale and has started a prefeasibility study for its Thor Project. Canadian Energy Metals Corp. (CEM) has taken a step towards developing an alternative North American source of alumina...
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RIO Tinto boss Sam Walsh has said the carbon tax is not to blame for the closure of its Gove alumina refinery in the Northern Territory. Mr Walsh, speaking in Sydney today after an investor briefing, said that while the carbon tax had obviously put pressure on energy-intensive industries, it was...
Rio Tinto’s decision to shut its Gove alumina refinery in the Northern Territory will destroy the region, the Australian Workers union says. AWU National Secretary Paul Howes said the decision questions Rio’s social licence to mine. "We are talking about an entire town being destroyed here, $500...
Rio Tinto (RIO) was the FTSE 100's top performer for the second morning running on Friday after the mining major announced the suspension of production at its Gove alumina refinery. Chief executive Sam Walsh was applauded by investors for the decision, which he made because the refinery was deemed...
Rio Tinto will move to suspend alumina production at Gove and focus on its bauxite operations after determining the refinery is no longer a viable business in the current market environment. Rio Tinto will now work on the scope and phased timing of suspension and prepare for all potential outcomes...
Some aluminium smelters in China, the world's top producer and consumer of the metal, could in 2014 turn to spot shipments or short-term contracts for raw material alumina as the ratios used to calculate annual term contracts climb, trading sources said. Smelters are effectively betting on low spot...
Alumina Limited boss John Bevan will step down at the end of December after more than five years with the company. Mr Bevan, who'll retire on December 31, will be replaced by Peter Wasow, who is currently a member of Alumina's board of directors and has held senior roles with Santos and BHP. The...
On the last day of IBAAS-CHALIECO International Symposium on Bauxite, Alumina & Aluminium in China; interesting papers on alternate routes of aluminium production and alternate source of aluminium were presented. The presentations on “Low Temperature Aluminium Carbothermic Smelting Process” by...
Guinea signed an accord with a unit of Abu Dhabi’s Mubadala Development Co. to build an alumina refinery expected to attract an estimated $5 billion in foreign investment into the West African nation over eight years. Guinea, the world’s largest exporter of bauxite which makes aluminum, signed an...
Global metals giant Rio Tinto looks likely to close its aging alumina refinery at Gove, in Australia's Northern Territory, three months after cutting a deal to keep its Tiwai Point smelter in New Zealand open until at least 2017. Australian media reports say the company has told NT and federal...
Trafigura has outbid Glencore Xstrata in an auction for 32,000 tonnes of alumina offered for sale by bankrupt aluminium producer Ormet. Switzerland-based Trafigura and Ohio-based Ormet agreed to a purchase price of nearly $9 million, or $281 per tonne, according to a sales contract signed by...
ASX-listed Cape Alumina has halted work on its Pisolite Hills mine and port project, in Queensland, while a proposed merger with MetroCoal has also been called off. Earlier this week, the Queensland government announced plans to declare the Steve Irwin Wildlife Reserve and the Wenlock river on Cape...
RIO Tinto Alcan will be fined between $30,000 and $50,000 after admitting it did not have the capacity to cope with a big flood at its red mud dam at Yarwun last year. Rio Tinto pleaded guilty on Wednesday to the breach of environmental obligations in Gladstone Magistrate's Court, with the...
Two of the world’s leading commodities players plan to set up ore refineries in Indonesia to take advantage of the country’s policy banning unprocessed ore exports, beginning next year. Senior executives of the two companies, the world’s fourth-biggest diversified miner, Glencore Xstrata, and the...
Vedanta Aluminium Ltd has commissioned a red mud powder producing unit at Lanjigarh refinery in Odisha, describing it as first of its kind in alumina industry tackling major environmental hazards. “The unique project of producing red mud powder has been commissioned in a fully mechanised and...
Ormet Corp has inked a pact to sell about 32,000 tonnes of alumina to Glencore Xstrata for $8.44 million. The bankrupt Hannibal, Ohio-based aluminium producer is seeking court approval to sell the calcined metallurgical-grade alumina, valued at $263.75 per tonne, from its Burnside refinery to...
China’s alumina imports rose in October due to aluminum smelters stockpiling raw materials for winter production and falling imported alumina prices, Shanghai Metals Market (SMM) has learned. Inbound shipments of alumina grew 25% from a year ago to 460,000 tonnes in October. This is because...
Orbite Aluminae Inc. announced today the filing of its unaudited Condensed Consolidated Interim Financial Statements for the quarter and the nine month period ended September 30, 2013. The Corporation reported a loss of $2.1 million ($0.01 per share) for the third quarter of 2013, representing a...
Alumina exports fell 6.6% year-on-year in October as a result of a reduction in volumes sent to Canada and Norway. Exports totalled 685,214 tonnes, compared with 733,885 tonnes in October 2012. Revenues for the month stood at $170.41 million, down from $190.35 million a year ago. Canada reduced its...
