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The economy of Guinea is dependent largely on agriculture and other rural activities. Guinea is richly endowed with good minerals, possessing an estimated quarter of the world's proven reserves of bauxite, more than 1.8 billion tonnes of high-grade iron ore, significant diamond and gold deposits, and undetermined quantities of uranium. In 2021, Guinea was the world's biggest exporter of Aluminium Ore 2021 trade surplus was $4.3B.
Rio Tinto Alcan is a Canada-based mining company. Headquartered in Montreal, Quebec, it is a subsidiary of global mining conglomerate Rio Tinto. It was created on 15 November 2007 as the result of the merger between Rio Tinto's Canadian subsidiary and Canadian company Alcan.
Rio Tinto Group is a British-Australian multinational company that is the world's second largest metals and mining corporation. It was founded in 1873 when a group of investors purchased a mine complex on the Rio Tinto, in Huelva, Spain, from the Spanish government. It has grown through a long series of mergers and acquisitions. Although primarily focused on extraction of minerals, it also has significant operations in refining, particularly the refining of bauxite and iron ore. It has joint head offices in London, England and Melbourne, Australia.
Rio Tinto Aluminium is now known as Rio Tinto Alcan after Rio's takeover of Alcan. It was the world's eighth largest aluminium company. It mines and manufactures bauxite, alumina and primary aluminium.
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Aluminium in Africa originates from bauxite, and within Africa is primarily found in Guinea, Mozambique and Ghana. Guinea is by far the biggest producer in Africa, and is a world leader in bauxite production.
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Alumina Partners of Jamaica, also known as Alpart, is a company that owns and operates a bauxite refinery in Nain, Jamaica. Alpart was founded in 1969 as a joint venture by Kaiser Aluminum, Reynolds Aluminum, and Anaconda. Alpart exports 1.65 million tonnes of alumina overseas per year, and earned gross revenues of US$1.3 billion in 2007. As of 2011, previous partner Hydro divested its 35% stake to Rusal which assumed 100% stake in Alpart, wholly owned by RusAl the refinery has paused operations due to the company's alumina product experiencing a drastic 60 per cent price reversal since July 2008 with the temporary shutdown allowing the plant to be prepared for future developments that may see the industry emerging from the economic downturns it has faced.
Bauxite mining in Australia is an economically significant industry both for Australia and globally. The industry focuses on the mining of bauxite, the primary raw material for alumina and aluminium. Australia is the world's largest bauxite producer, producing almost a third of global bauxite.
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Compagnie des bauxites de Guinée (CBG) is a Guinean mining company. Since 1963 it has extracted bauxite from the notable mine in Sangarédi, in Boké Region in Guinea. It is 49% owned by the Guinean State, with the remainder owned by the Boké Investment Company, a 100%-owned subsidiary of Halco Mining, a consortium opened in 1962 by Harvey Aluminum Company to run mining operations in Guinea. Halco's stock is owned by Alcoa (45%), Rio Tinto Alcan (45%) and Dadco Investments (10%).
References
- 1 2 3 4 5 6 7 "Alumina Division". Rusal. Archived from the original on 2006-12-03. Retrieved 2007-03-14.(in English)
- ↑ "Rio Tinto - Alumina, aluminium and bauxite - Key data". Rio Tinto. Archived from the original on 2007-09-27. Retrieved 2007-03-14.(in English)
- 1 2 3 4 5 6 7 8 9 "Alumina Limited:: The AWAC Business". Alumina Limited. Archived from the original on 2006-10-25. Retrieved 2007-03-14.(in English)
- ↑ "South32 - Worsley Alumina". Worsley Alumina.(in English)
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 "Alumina Refineries - AME Mineral Economics". AME Research. Archived from the original on 2006-12-06. Retrieved 2007-03-15.(in English)
- ↑ "Alunorte". Norsk Hydro. Retrieved 2020-06-10.(in English)
- ↑ "Companhia Vale do Rio Doce". Companhia Vale do Rio Doce. Archived from the original on 2006-06-13. Retrieved 2007-03-15.(in English)
- 1 2 3 4 5 6 7 8 9 10 11 "ALUMINUM CORPORATION OF CHINA LIMITED Form 20-F". SEC. 22 April 2020.
- ↑ "Dadco Alumina". Dadco. Retrieved 2021-06-14.(in English)
- ↑ "SANGAREDI REFINERY PROJECT BRIEFING PAPER". BHP Billiton. Archived from the original (PDF) on 2011-07-07. Retrieved 2009-08-30.(in English)
- ↑ "RUSAL - Aughinish Alumina". Archived from the original on 2007-09-27. Retrieved 2007-09-08.
- ↑ "RUSAL - Euralumina". Archived from the original on 2007-09-27. Retrieved 2007-09-08.
- ↑ "Alumina producer stops production in Romania amid high cost of energy". 30 June 2022.
- 1 2 3 4 "Operating Locations". SUAL Group. Archived from the original on 2007-01-31. Retrieved 2007-03-15.(in English)
- ↑ "EGA's Operations Al Taweela". Emirates Global Aluminium. Retrieved 2020-06-09.
- ↑ "New Day to add new alumina line at Gramercy | American Metal Market | Fastmarkets AMM".
- ↑ "Untitled". Brownfields Recovery Corp. Retrieved 2007-03-16.(in English)
- ↑ "Hundreds of laid-off workers from shuttered Burnside plant say they're still owed benefits". 4 October 2020.
- ↑ "Sherwin Alumina Company". Sherwin Alumina Company. Retrieved 2007-03-16.(in English)
- ↑ Sherwin Alumina to close Gregory plant
- ↑ "CVG-Bauxilum". CVG-Bauxilum. Retrieved 2007-03-16.(in English)
- ↑ "Investor Relations". nabaltec.de. Retrieved 2023-12-20.
- ↑ https://www.magyarhirlap.hu/belfold/20210208-felfaltak-mara-a-baloldal-vezetojet-a-motim-kishalai.
{{cite web}}: Missing or empty|title=(help) - ↑ "Stallworth, Honeywell UOP Baton Rouge plan for major investment - BIC Magazine".
- ↑ "Honeywell - Baton Rouge UOP - Plant Manager Message - UOP BatonRouge".
- ↑ Sherwin Alumina closes Gregory plant