Most important aluminum ore, of varying compositions in which aluminum hydroxide or aluminum oxide predominate (named for Les Baux in southern France, where the ore was identified in 1821). The other constituents are largely iron oxide, silica, and titania. Bauxite has been found in all the continents except Antarctica. Known deposits can supply the world with aluminum for hundreds of years at present production levels.
This entry comes from Encyclopædia Britannica Concise.
For the full entry on bauxite, visit Britannica.com.
Seen & Heard
What made you look up bauxite? Please tell us what you were reading, watching or discussing that led you here.