In the Bayer process, bauxite ore is heated in a pressure vessel along with a sodium hydroxide solution at a temperature of 150 to 200 °C. ... (Al(OH) 3) crystal ...

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minerals found in varying proportions within bauxite are gibbsite [Al(OH)3] ... Specifications for the nonmetallurgical grades of ... BAUXITE AND ALUMINA—2000 11.3

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ward’s wardsci science 800-962-2660 Bauxite Al (OH)3/AlO • OH Crystallography: A mixture; often pisolitic in round concretionary grains, and also earthy, massive.

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