: an impure mixture of earthy hydrous aluminum oxides and hydroxides that is the principal source of aluminum
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Like the Qatar Investment Authority, other Gulf investors have been pouring capital into African resources: Emirates Global Aluminium is planning a major investment in a bauxite project in Ghana, and Abu Dhabi’s International Resources Holding agreed to buy a majority stake in a DRC tin producer.
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Mohammed Sergie, semafor.com, 19 Sep. 2025
The aluminum-creation process begins with bauxite ore, a raw material that contains desirable aluminum-rich minerals but also a host of impurities including silica and iron and titanium oxides.
—New Atlas, 17 Sep. 2025
The technique offers three major benefits – shrinking waste piles, cutting emissions, and reducing demand for new bauxite mining.
—Aamir Khollam, Interesting Engineering, 16 Sep. 2025
Alcoa’s Fundamental Strengths Remain Intact Despite the current market skepticism, Alcoa's core business fundamentals reflect a more encouraging picture:
Alcoa ranks among the world's top producers of aluminum, bauxite, and alumina.
—Trefis Team, Forbes.com, 10 Apr. 2025
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Mohammed Sergie, semafor.com, 19 Sep. 2025
The aluminum-creation process begins with bauxite ore, a raw material that contains desirable aluminum-rich minerals but also a host of impurities including silica and iron and titanium oxides.
—New Atlas, 17 Sep. 2025
The technique offers three major benefits – shrinking waste piles, cutting emissions, and reducing demand for new bauxite mining.
—Aamir Khollam, Interesting Engineering, 16 Sep. 2025
Alcoa’s Fundamental Strengths Remain Intact Despite the current market skepticism, Alcoa's core business fundamentals reflect a more encouraging picture:
Alcoa ranks among the world's top producers of aluminum, bauxite, and alumina.
—Trefis Team, Forbes.com, 10 Apr. 2025
See All Example Sentences for bauxite
Cite this Entry
“Bauxite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bauxite. Accessed 31 Oct. 2025.
Copy CitationKids Definition
bauxite
noun
baux·ite
ˈbȯk-ˌsīt 
ˈbäk-
: a clayey substance that is the principal ore of aluminum
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