• Mining and Refining – Process World Aluminium

    The bauxite residue sinks to the bottom of the settling tanks, then is transferred to the washing tanks, where it undergoes a series of washing stages to recover the caustic soda (which is reused in the digestion process). Further separation of the pregnant liquor from the bauxite residue is performed utilising a series of security filters.

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  • Bauxite: The aluminum mineral bauxite information and pictures

    Bauxite does not make aesthetic or interesting specimens as far as collectors are concerned, but it holds importance as being the primary ore of the metal aluminum. Bauxite is named after the French village of Les Baux, where it was first recognized as an aluminum ore.

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  • Bauxite mining''s unhealthy effects on people, environment

    Bauxite is a rock that is mainly composed of various minerals. Most importantly, bauxite is the primary ore for aluminum. Aluminum is a very crucial element as its uses are varied and diverse ...

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  • Mining and Refining Aluminum | HowStuffWorks

    Giant shovels then scoop up the bauxiterich soil and dump it into trucks, which carry the ore to a processing plant. ­France was the first site of largescale bauxite mining. In the United States, Arkansas was a major supplier of bauxite before, during and after World War II.

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  • Jamaica''s Bauxite Alumina Plants

    Noranda Bauxite Limited has a 49% interest in the partnership and holds and operates the physical mining assets and operations. The Government of Jamaica owns the remaining 51 percent. A concession from the Government of Jamaica permits Noranda Bauxite Limited to mine bauxite in Jamaica through 2030.

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  • The World''s Leading Bauxite Producing Countries ...

    The World''s Leading Bauxite Producing Countries Australia is the world''s leading producer of bauxite, an aluminium ore that is used as the primary source of the metal. A Bauxite mining facility in Queensland, Australia.

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  • Bauxite: Mineral information, data and localities.

    Bauxite Iharkut Mine, Veszprém, Hungary. Bauxite Mas Rouge, Les BauxdeProvence, BouchesduRhône, ProvenceAlpesCôte d''Azur, France. Bauxite ... Bauxite. Subdivisions of BauxiteHide. Bauxite. Bauxitic soil; Karst bauxite; Mineralogy of BauxiteHide. Nonessential minerals these minerals are common, sometimes major components, but are ...

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  • Bauxite Jamaica A Jamaica Experience

    In 1974 Jamaica bauxite was the second largest producer of bauxite and the second largest exporter of alumina in the world behind Australia. At the end of 2014, Minister of Mining and Energy Phillip Paulwell announced the opening of Russian Mining Company UC RUSAL Alpart Jamaica.

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  • Bauxite definition of bauxite by The Free Dictionary

    Indeed, the export of bauxite at first then an alumina production plant would strengthen Guineas position on the global market and enable local processing of bauxite and with it the development of the mining …

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  • Jamaica''s Bauxite And Alumina Industry

    In 1961, a fourth company, Alcoa, began mining bauxite in the island. The production of alumina also increased, especially after the mid1960s. By 1968, Alcan had brought the capacity of its two refineries to more than 1 million tonnes a year.

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  • 100 years of bauxite mining Guyana Chronicle

    As Guyana marks 100 years of bauxite mining and 50 years of independence, bauxite is being mined and workers employed in an environment with markedly similar or worse characteristics of the preindependence and prenationalisation eras.

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  • USGS Minerals Information: Bauxite

    Bauxite is a naturally occurring, heterogeneous material composed primarily of one or more aluminum hydroxide minerals, plus various mixtures of silica, iron oxide, titania, aluminosilicate, and other impurities in minor or trace amounts.

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  • Bauxite in Jamaica Geo for CXC

    Bauxite is the ore from which aluminium is made. Jamaica contains some of the largest known deposits of bauxite in the world. The mining areas are located in the western and central parts of the island.

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  • Mining and Refining – Process World Aluminium

    Bauxite is generally extracted by open cast mining, being almost always found near the surface, with processes that vary slightly depending on the location. Before mining can commence the land needs to be cleared of timber and vegetation.

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  • Bauxite | ore |

    Bauxite: Bauxite, rock largely composed of a mixture of hydrous aluminum oxides. Bauxite is the principal ore of aluminum. Bauxites vary physically according to the origin and geologic history of their deposits: some deposits are soft, easily crushed, and structureless; some are hard, dense, and pisolitic,

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  • Bauxite tailings Wikipedia

    Bauxite tailings, also known as red mud, red sludge, bauxite residue, or alumina refinery residues (ARR), is a highly alkaline waste product composed mainly of iron oxide that is generated in the industrial production of alumina (aluminium oxide, the principal raw material used in the manufacture of aluminium metal and also widely used in the manufacture of ceramics, abrasives and refractories).

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