: an impure mixture of earthy hydrous aluminum oxides and hydroxides that is the principal source of aluminum
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Meanwhile experts told Reuters that Doumbouya’s new term could further entrench corruption in the country, which holds the world’s largest reserves of bauxite and the richest untapped iron ore deposit.
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semafor.com, 29 Dec. 2025
Guinea, the world’s top bauxite exporter, has begun mandating that foreign mining companies invest in local alumina refineries to increase value.
—Charlie Campbell, Time, 30 Oct. 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
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semafor.com, 29 Dec. 2025
Guinea, the world’s top bauxite exporter, has begun mandating that foreign mining companies invest in local alumina refineries to increase value.
—Charlie Campbell, Time, 30 Oct. 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
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 Dec. 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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