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In the bauxite refining process, the aluminumbearing minerals in bauxite are converted in a multiplestep process to alumina (Al2O3). Alumina can be smelted to form ...
John Betts Fine Minerals, New York, NY Dealers of Fine Minerals and Natural Crystal Clusters since 1989. Journal of weekly news and commentaries about rocks and ...
List of minerals illustrated sorted by size at John Betts Fine Minerals, mineral dealer in New York, NY. Sorted by mineral species linked to high quality photographs.
Igneous glossary term at educational reference guide
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