Bauxite



a rock consisting of aluminum oxides and hydroxides with various impurities: the principal ore of aluminum.
Historical Examples

France also has important reserves of bauxite in French Guiana.
The Economic Aspect of Geology C. K. Leith

bauxite is exported to Canadian makers of aluminum and abrasives.
The Economic Aspect of Geology C. K. Leith

It is probable that these are related to bauxite and certain kinds of laterite.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4 Various

The complete gradation from syenite to bauxite has been shown.
The Economic Aspect of Geology C. K. Leith

bauxite is a limonite iron ore in which a part of the iron has been replaced by aluminum.
The A B C of Mining Charles A. Bramble

Alum clay or bauxite, from which aluminium is manufactured, is found in the same county.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 7 Various

bauxite (hydrated aluminum oxide) is the principal ore of aluminum.
The Economic Aspect of Geology C. K. Leith

On an average six tons of bauxite are required to make one ton of metallic aluminum.
The Economic Aspect of Geology C. K. Leith

The Georgia beds are turning out three-fifths of the bauxite produced in America.
The A B C of Mining Charles A. Bramble

Alumina is the principal constituent of bauxite, the ore of aluminum, and of the natural abrasives, emery and corundum.
The Economic Aspect of Geology C. K. Leith

noun
a white, red, yellow, or brown amorphous claylike substance comprising aluminium oxides and hydroxides, often with such impurities as iron oxides. It is the chief ore of aluminium. General formula: Al2O3.nH2O
n.

1861, clayey mineral containing aluminum, from French bauxite (1821), from Les Baux, near Soles, where it was first found. The place name is from Provençal Li Baus, literally “the precipices.”
bauxite
(bôk’sīt’)
A soft, whitish to reddish-brown rock consisting mainly of hydrous aluminum oxides and aluminum hydroxides along with silica, silt, iron hydroxides, and clay minerals. Bauxite forms from the breakdown of clays and is a major source of aluminum.

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