In Jamaica, extensive bauxite deposits are found overlying limestone and dolomite. |
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It is among the world's leading producers of bauxite and alumina, which are exported to Canada, Norway, and the United States. |
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However, iron oxides, which are generally present in bauxite, may undesirably raise the catalytic activity of bauxite. |
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The Alcan company shipped its bauxite from Port Esquiville, a short distance from Bodies, utilising the existing main-line railway. |
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We can go on to by-products of petroleum such as plastics and with gas as fuel we can do aluminium products with bauxite from Guyana and Jamaica. |
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The pro-project group propagated the idea that the mining of bauxite was the only means for the area to cross the boundaries of backwardness. |
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The basis of this technique is successful use on 7004 alloy railcar hoppers in Canada used for carrying sea water washed bauxite. |
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We are looking at exploiting other natural resources in the area, such as gold, such as phosphates, such as bauxite. |
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The bauxite in the soil gives the ground a distinct red colour and you cannot avoid covering your khaki boots in the red dust. |
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The sequence overlies Upper Triassic to Upper Cretaceous rocks and locally covers Palaeogene karst bauxite deposits. |
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A similar situation exists with the Mississippian figurines of flint clay that are often misidentified as bauxite or pipestone. |
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Mineral deposits include oil and natural gas, gold, uranium, bauxite, nickel, and cobalt. |
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The major exports are bauxite and alumina, apparel, sugar, bananas, coffee, citrus and citrus products, rum, cocoa, and labor. |
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Originally these were applied in a similar way to surface dressing, using bitumen extended epoxy resins and calcined bauxite. |
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Next is the design of the binder, the key function of which is to ensure the calcined bauxite chippings stick to the pavement. |
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Six months later Rio Tinto announced the curtailment of its bauxite refinery, and with it more than 1,000 job losses. |
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A villager stands on land he once owned, beneath an unfinished conveyor belt designed to transport bauxite ore. |
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These products, also known as corundum, are obtained by fusing alumina or bauxite in an electric arc furnace. |
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It is made from a blend of raw materials such as limestone, marl, clay, sand, iron ore, bauxite and other components at specific proportions. |
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Apart from iron ore, CVRD also manufactures a number of other products including fertilisers, kaolin, metallurgical bauxite, pulp and paper. |
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The principal economic activities and primary sources of foreign exchange are bauxite mining and alumina production, tourism, and sugar and banana exports. |
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East of Budapest there was still bauxite and coal deposition. |
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According to A. Sashunin, fundamental research is required, but at the bauxite mine, the research is limited to perfunctory measures. |
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Mined bauxite resembles small red pebbles, called pisolites, averaging about five millimetres in diameter. |
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At the beneficiation plant, the bauxite is screened and washed to remove fine particles. |
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Salt is produced from seawater at Margherita di Savoia near Foggia, and bauxite is mined on the Gargano. |
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Sierra Leone's primary exports are diamonds, rutile and bauxite, with diamonds accounting for more than half of all exports. |
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Beryllium, which is contained in imported alumina made from bauxite, is a particular health concern for the aluminum industry. |
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But whoever buys a bauxite mine buys a town and has responsibility for running that town. |
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Most of the alumina refineries are built close to bauxite mines, so as to avoid uneconomical long distance transportation of bauxite ores. |
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The Greek plant uses locally extracted bauxite and therefore does not have to bear the cost of transport of raw materials. |
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The example of aluminium processing is included to show the transition point in the processing of bauxite to final aluminium products. |
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To exploit the 5.4 tons of bauxite ore in Dak Nong, hundreds of villages will be buried under mounds of red mud slurry. |
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Our worldwide operations give us the top global ranking in bauxite and aluminium production. |
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Although setting up the bauxite mining site started a year ago, plans for this project have been in place for over four years. |
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The simplified process enabled Wirtgen surface mining to successfully demonstrate its advantages also in the extraction of bauxite or phosphate. |
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It follows other successfully completed or ongoing projects for the treatment of nickel, uranium, bauxite and alumina. |
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Gold, bauxite and oil extraction account for more than 90 per cent of foreign exchange earnings. |
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Some of this can be explained by aid and the development of the bauxite industry, but it is unlikely that all of it could. |
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The principal crops are wheat, maize, barley, sugar beet, potatoes, and grapes, while mineral resources include bauxite, brown coal, lignite, and copper. |
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Mining is focused on lignite, bauxite, asbestos, and marble. |
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It's an attraction in itself to rise early in the morning to watch the enormous luxury liners taxiing into a berth at the wharf near the bauxite terminal. |
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Having been suspended in 1995, rutile and bauxite mining operations resumed in 2006 although rutile production was scaled down in 2008 following the collapse of one of the two dredges used to mine the mineral. |
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Large-scale mining is a particular concern in mountainous areas, such as Mount Nimba, where deposits of iron ore and bauxite are common and can severely affect freshwater systems and regional watersheds. |
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Many other small, rural centres are served by private fields on sugar estates or bauxite mines. |
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This product is digested or leached in a manner similar to that for bauxite to extract the sodium aluminate from the insoluble iron, calcium, and silicon materials. |
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Refratechnik Ibérica, S. A. founded in 1977, manufactures and supplies high-grade alumina rich bauxite, andalusite und mullite bricks as well as fireclay bricks. |
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Both small-scale and industrial mining pose serious threats to the remaining tropical rainforests of the Guinean Hotspots, most of which are located on substrates rich in iron ore, diamonds, gold and bauxite. |
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Some of the materials used are clay, shale, sand, iron ore, bauxite, fly ash, and slag. |
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The country has abundant reserves of bauxite, coal, dolomite, iron ore, manganese, limestone, magnesite and adequate reserves of chromite, graphite, lignite, and rock salt. |
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The locals are aware that the Chinese government has ceased all operations to mine bauxite in China due to the environmental and health hazards that it may cause people in China. |
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Though it is one of poorest places on earth, it has deposits of diamonds, rutile and bauxite. Nobody believes that ECOWAS sanctions, whatever they turn out to be, will force the junta from power. |
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And companies are looking for other minerals that Sierra Leone has in abundance, such as gold, bauxite and rutile, a mineral that is used among other things to brighten the whiteness in paint, plastic and paper. |
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Small-scale and industrial mining also pose considerable threats to the region's remaining tropical forests, as most of these are located on substrates rich in iron ore, diamonds, gold, rutile, and bauxite. |
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Diamonds, gold, bauxite, rutile and iron ore are known to exist in large quantities, although geological studies have not yet mapped all the country's terrain, and may reveal additional mineral deposits. |
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The raw materials in question are bauxite, coke, fluorspar, magnesium, manganese, silicon metal, silicon carbide, yellow phosphorus and zinc. |
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Analysts at the time said the attack was aimed at activists, including those who had been critical of a bauxite mining project in Vietnam that has ties to China. |
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Most had also criticized the policy on the bauxite mines, or had advocated stronger opposition to China concerning the Spratly and Paracel Islands in the South China Sea. |
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Environmental threats: In 2009, a grassroots movement coalesced in opposition to bauxite mining in Vietnam's ecologically sensitive Central Highlands. |
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The two activists were abducted on their way to campaign against the bauxite mine project proposed by a subsidiary of UK-based company Vedanta Resources, and the Orissa Mining Corporation. |
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Iron ore is rare, but in some countries there is a considerable amount of copper, zinc, tin, chromite, manganese, magnesite and bauxite. |
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The aluminium is converted into aluminium oxide which is mixed into the cement as a hardening agent and as a substitute for the raw material bauxite. |
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He considered that country his own private property that was of particular significance on account of its natural deposits of gold, iron and bauxite. |
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It was historically used as an ore of aluminum and later in the electrolytic processing of the aluminum rich oxide ore bauxite. |
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Sue says a unique ecosystem of open forest dominated by Darwin Stringybark occurs on the bauxite deposits. |
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Pisolitic, dehydrated hardcap bauxite, often forming a surface hardcap layer 2 metres thick. |
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Gallium is a soft silvery metal, extracted from zinc and bauxite and is mostly used in electronics. |
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After more than a decade of civil strife, Sierra Leone remains one of the poorest countries in the world, despite its relative abundance of mineral resources such as diamonds, gold and bauxite. |
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These include iron, manganese, coal, bauxite, nickel, crude oil, tin, silver, diamonds, gold and natural gas. 1.5 million barrels of crude oil are produced every day. |
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Viet Tan launched the Save Tây Nguyên campaign on Earth Day 2009 to raise public consciousness of the risks of bauxite mining in one of Vietnam's most verdant regions. |
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However, calcined bauxite is also an expensive material, with limited suppliers: its unit cost may range from 30 to 40 times that of ordinary aggregates. |
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Suriname is blessed with bauxite, an unspoiled rain forest, which covers 12 percent of the country, and lots of available arable land. |
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Somalia has reserves of several natural resources, including uranium, iron ore, tin, gypsum, bauxite, copper, salt and natural gas. |
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Specifically, these attacks have tried to squelch opposition to bauxite mining efforts in Vietnam, an important and emotionally charged issue in the country. |
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It is also among the largest producers of titanium and bauxite, a major producer of gold and has one of the world's largest deposits of rutile. |
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There are extensive deposits of bauxite along the west or Gulf of Carpentaria coast. |
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The bauxite site's manager, Nguyen Hue Chi, said he has been playing an online cat-and-mouse game with unknown hackers since December, when the site was first blocked. |
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Jamaica is the fifth largest exporter of bauxite in the world, after Australia, China, Brazil and Guinea. |
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The July 5 WTO ruling applies to elements including bauxite, coking coal, fluorspar, magnesium, manganese, silicon metal, silicon carbide, yellow phosphorus and zinc. |
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Nigeria also has a wide array of underexploited mineral resources which include natural gas, coal, bauxite, tantalite, gold, tin, iron ore, limestone, niobium, lead and zinc. |
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Germany had to import most of its iron, rubber, oil, bauxite, copper and nickel, making naval blockade a devastating weapon against the German economy. |
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Apart from its hydrocarbon resources, Kazakhstan is rich in uranium, gold, iron ore, chrome ore, nickel, cobalt, lead, uranium, bauxite and aluminium oxide. |
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It exists because of the enormous bauxite deposits along the coast. |
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The country has proven bauxite reservers of 180 million tons. |
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Iron, bauxite, manganese, clays, limestone and silica are mined. |
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Billiton's initial business forays included tin and lead smelting in the Netherlands, followed in the 1940s by bauxite mining in Indonesia and Suriname. |
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There is a crew of 13 on board the cargo ship which was carrying bauxite for aluminium and was travelling from Aughinish to St Petersburg in Russia. |
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Some small deposits of lead, zinc, copper, gold, quartz sand and phosphorite have been mined in the past, while iron, bauxite and nickel reserves have been discovered. |
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In some cases, the chemical formula of bauxite is closer to Gibbsite. |
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