An aliettite is a mineral, a basic magnesium aluminosilicate.

An aluminosilicate is any of a variety of silicate minerals in which a proportion of the Si4+ ions are replaced by Al3+, with the excess negative charge being balanced by extra sodium, potassium, or calcium ions.

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There is an industrial form of sodium aluminosilicate, known as synthetic amorphous sodium aluminosilicate, that contains water. This is a series of compounds and does not have a fixed chemical composition. It is used as an additive in powdered foods to keep lumps from forming.

Permutit is Sodium aluminosilicate having the formula Na2O.Al2O3.Si2O4.xH2O