bauxite
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baux·ite
(bôk′sīt′)n.
The principal ore of aluminum, composed mainly of hydrous aluminum oxides and aluminum hydroxides.
[After Les Baux, a commune of southeast France.]
baux·it′ic (-sĭt′ĭk) adj.
bauxite
(ˈbɔːksaɪt)n
(Minerals) 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
[C19: from French, from (Les) Baux in southern France, where it was originally found]
baux•ite
(ˈbɔk saɪt, ˈboʊ zaɪt)n.
a claylike rock consisting of aluminum oxides and hydroxides with various impurities: the principal ore of aluminum.
[1860–65; < French (1821), after Les Baux, near Arles in S France, from where it was obtained]
baux•it•ic (bɔkˈsɪt ɪk, boʊˈzɪt-) adj.
baux·ite
(bôk′sīt′) A soft, whitish to reddish-brown rock composed mainly of hydrous aluminum oxides. Bauxite forms from the breakdown of clays and is a major source of aluminum.
bauxite
The main ore from which aluminum is extracted.
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| Noun | 1. | bauxite - a clay-like mineral; the chief ore of aluminum; composed of aluminum oxides and aluminum hydroxides; used as an abrasive and catalyst Al, aluminium, aluminum, atomic number 13 - a silvery ductile metallic element found primarily in bauxite atomic number 31, gallium, Ga - a rare silvery (usually trivalent) metallic element; brittle at low temperatures but liquid above room temperature; occurs in trace amounts in bauxite and zinc ores mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition gibbsite - white crystalline mineral consisting of aluminum hydroxide; a constituent of bauxite and a source of alumina |