Hints and tips:
...Rio Tinto’s difficult years-long expansion of the Oyu Tolgoi copper mine in Mongolia is now delivering tonnes into a constrained copper market, where stronger prices helped the major miner prop up earnings...
...The copper issues relate to a conveyor belt outage at its Kennecott mine in Utah and “geotechnical challenges” at its joint venture Chilean mine Escondida, which is the largest copper mine in the world....
...Its Kennecott copper mine in Utah produces 150,000 tonnes a year....
...These include Oyu Tolgoi, a huge copper mine in Mongolia’s Gobi desert, and the Kamoa-Kakula operation in the Democratic Republic of Congo....
...Rio Tinto is prepared to make concessions to Mongolia as it seeks to complete the development of a huge copper mine in the Gobi desert....
...The Kennecott Copper Corporation had not responded to the request by the time of Smithson’s death....
...Mr Jacques said the “dream” would be finding a way to extract copper economically from tailings at its Kennecott mine in Utah. “We are working on it.”...
...The 90-minute ‘intensive’ tour costs €10; see volkswagenag.com Bingham Canyon Mine, Utah Rio Tinto’s copper mine at Bingham Canyon is the world’s biggest man-made opencast excavation....
...Situated in the bowl of the copper-rich Mule mountains, Bisbee was once the largest city between St Louis and San Francisco. Then, in 1974, the mine closed....
...The more dour outlook was partly attributed to a delayed ramp up of expansion following a strike at its Escondida mine in Chile and changes at Kennecott mine....
...Only Tiffany was able to trace all of its newly produced gold back to one mine in Utah and conduct regular human rights assessments of the operation, earning it a “strong” rating....
...Only Tiffany was able to trace all of its newly mined gold back to one mine in Utah and conduct regular human rights assessments of the mine, earning it a score of “strong.”...
...The mine is only 1.2km deep but measures 4.5km across at the top. Since it began operating in 1906, Bingham Canyon has produced more copper — about 19 million tons — than any other mine in the world....
...In the early 1970s, under President Salvador Allende, the country’s copper mines were nationalised, with US companies such as Kennecott, Anaconda and Cerro denounced for seeking quick profits....
...Not only has Rio Tinto cut production forecasts for its Kennecott mine in Utah but BHP Billiton has also cut guidance for the Escondida in Chile while Glencore has cut output estimates for Minera Alumbrera...
...In 1971, amid anger over the amount of money US companies Anaconda and Kennecott were making from the country’s mines, the industry was nationalised....
...Rio Tinto also said last week its production of the red metal would drop to 500,000-535,000 tonnes next year, from 615,000 tonnes, mainly because of rehabilitation work at its Kennecott operation in Utah...
...Touring an old copper-mining town did not immediately strike me as the most thrilling item on the itinerary. But Kennecott represents a matchless blend of history and landscape....
...In recent months Rio Tinto has lowered forecasts for its Kennecott mine by 100,000 tonnes, BHP has cut 150,000 tonnes from Escondida’s 2015 outlook and Glencore shaved guidance for Minera Alumbrera by 50,000...
...Meanwhile Bingham Canyon, Rio’s mine in Utah that has been producing copper for more than a century, will cut output this year amid rehabilitation work....
...In its quarterly production statement on Wednesday, Rio raised its copper production guidance for 2014 due to a ramp-up at its Oyu Tolgoi mine in Mongolia and improved recoveries its Kennecott Utah operation...
...Rio said it had higher grades and recovery rates from Kennecott Utah Copper, its mine in the US, while its Oyu Tolgoi mine in Mongolia was continuing to ramp up....
...Rio said it benefited from recovery of pit operations at its Kennecott mine in Utah, which had suffered a landslide, and the ramp up of production at the Oyu Tolgoi mine in Mongolia to full capacity....
...The mine in Utah suffered a spectacular pit wall failure in April – it reportedly registered 2.4 on the Richter scale – and few industry watchers had expected the operation to be back on its feet by the...
...Rio Tinto raised its target for annual copper output, after it said it was recovering faster than expected from disruption at its Bingham Canyon mine in Utah (Financial Times)....
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