Zeolites are hydrated metal aluminosilicate compounds with well-defined crystalline structures. The silicate and aluminate ... molecular sieve, a porous solid, usually a synthetic or a natural zeolite, that separates particles of molecular dimension. ...

heulandite, hydrated sodium and calcium aluminosilicate mineral in the zeolite family, formulated (Ca,Na)2-3Al3(Al,Si)2Si13O36· ...

... zeolites, and clay minerals. ...