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HIGHLIGHTS Jamalco is one of the world’s leading producers of alumina (“Jamalco”) through its bauxite mining and alumina refinery headquartered at Halse Hall, Clarendon, Jamaica.
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BAUXITE AND ALUMINA1. Domestic Production and Use: In 2019, the quantity of bauxite consumed was estimated to be 5.1 million tons, 30% more than that reported in 2018, with an estimated value of about $162 million. About 73% of the bauxite was refined by the Bayer process for alumina or aluminum hydroxide, and the remainder went to products ...
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· After mining, bauxite is refined into alumina, which is then converted into aluminum.
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· The Full Story. The long whispered rebirth of Jamaica’s bauxite/alumina sector became evident on July 22, as the Ewarton Alumina Refinery in St. Catherine was officially reopened. The plant is expected to start up with the proapproximately 321,000 tonnes, of its total capacity of approximately 625,000 tonnes of alumina, this year.
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· The Jamaica Bauxite Institute (JBI), a Government agency, is charged with overseeing the development of the industry and as such, standards fall under its purview. In 1990 the JBI established an Environmental Technical Committee comprising members from the bauxite/alumina companies and the government agencies responsible for …
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· The public health impacts of the bauxite-alumina industry in Jamaica are the focus of this article. These impacts have been explored using community complaints from across the island reported in the media and the review of the only three known...
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Services. The Jamaica Bauxite Institute (JBI) provides a wide range of services to bauxite and alumina companies, the government, private businesses and individuals. These include but not limited to: The objectives of the Process Monitoring and Services Division are the efficient recovery and cost effective production of alumina from bauxite ...
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· A delegation from the Jamaica Bauxite Institute (JBI) is currently in Dubai presenting on various activities in the local bauxite industry to stakeholders from over 41 countries at the 41st International Committee for Study of Bauxite, Alumina & Aluminium (ICSOBA) Conference. The conference, held annually, brings together stakeholders in …
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· The formula is straightforward – bauxite is mined, beneficiated if needed or possible, and then refined into alumina, which is then smelted to make aluminium. It takes 5 to 7 metric tonnes of bauxite to produce 2 metric tonnes of alumina, which yields 1 metric ton of aluminium.
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1. Mining. Bauxite is an ore rich in aluminum oxide, formed over millions of years by chemical weathering of rocks containing aluminum silicates. 2. Refining. To turn bauxite into alumina, ore is grinded and mixed with lime and caustic soda, the pumped into high-pressure containers for heating. The aluminum oxide is dissolved by the caustic ...
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· The Jamaica Bauxite Institute (JBI) has made significant strides in channeling the revenues from bauxite mining back into the affected communities. He was speaking at a National Minerals Week Mining/Minerals Sector Conference at Northern Caribbean University (NCU) on May 6. According to JIS News, Kemoy Lindsay, Director …
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· Jamaica is endowed with rich deposits of high-quality bauxite, particularly in the central and western regions of the island. The extraction process involves open-pit mining, where large areas of land are excavated to access the bauxite ore. The extracted bauxite is then refined into alumina through a complex process before being further …
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· The JISCO Alpart plant in St Elizabeth. Bauxite-alumina producer JISCO Alpart is looking to mine more ore for the company’s plant, which is expanding at a cost of US$1.1 billion. It will be digging through 700 acres in an area referred to as as the ‘Outer Valley’ that would require the relocation of small farmers operating there ...
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· At the time, alumina was produced from bauxite through a process developed by Henri Étienne Sainte-Claire Deville in 1859, known as the Deville process. It was a commendable early stage method that involved the direct reaction of metallic sodium with aluminium chloride.
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