Abstract
Microprobe analysis of a synthetic large crystal type X zeolite shows that the silica to alumina molar ratio increases from the crystal center to the exterior.
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Weeks, T.J., Passoja, D.E. A Microprobe Analysis of Type X Molecular Sieve. Clays Clay Miner. 25, 211–213 (1977). https://doi.org/10.1346/CCMN.1977.0250307
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DOI: https://doi.org/10.1346/CCMN.1977.0250307