gibbsite(redirected from Hydrargillite)
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(Minerals) a mineral consisting of hydrated aluminium oxide: a constituent of bauxite and a source of alumina. Formula: Al(OH)3
[C19: named after George Gibbs (died 1833), American mineralogist]
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|Noun||1.||gibbsite - white crystalline mineral consisting of aluminum hydroxide; a constituent of bauxite and a source of alumina|
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
bauxite - a clay-like mineral; the chief ore of aluminum; composed of aluminum oxides and aluminum hydroxides; used as an abrasive and catalyst