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Bauxite, with gibbsite, boehmite, and diaspore. Aluminum is far more easily and cheaply extracted from bauxite than from granite.

Group: Sedimentary
Image Number: 2002-11821
Catalog Number: 162044
Gift of T. Houser , 1984
Locality: Saline County , Arkansas


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Smithsonian National Museum of Natural History Department of Mineral Sciences website Credits