Gibbsite

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Gibbsite
Gibbsite Aluminum hydroxide Minas Gerais, Brazil 2998.jpg
Gibbsite from Brazil
General
CategoryHydroxide minerals
Formula
(repeating unit)
Al(OH)3
Strunz classification04.FE.10

Gibbsite, Al(OH)3, is one of the mineral forms of aluminium hydroxide. It is often designated as γ-Al(OH)3 (but sometimes as α-Al(OH)3).[1] It is also sometimes called hydrargillite (or hydrargyllite). It is an important ore of aluminium, and one of the main parts of the rock Bauxite.

References[change | change source]

  1. N.N. Greenwood and A. Earnshaw, "Chemistry of Elements", 2nd edition, Butterworth and Heinemann, 1997