Meaning of gibbsite

gibbs•ite

Pronunciation: (gib'zīt), [key]
— n.
  1. a mineral, hydrated aluminum oxide, AlO&syl;3HO, occurring in whitish or grayish crystals and masses: an important constituent of bauxite ore.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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