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Zeolite

ID: zeolite

Na2Al2Si3O10-2H2O (example, there are 150 types)

Description

Zeolites constitute a class of microporous, crystalline aluminosilicate minerals defined by a rigid, three-dimensional framework. This structure is composed of interconnected tetrahedra of silica and alumina, which create a consistent network of channels and pores resembling a honeycomb. Due to the presence of negatively charged alumina tetrahedra, the lattice exhibits an inherent capacity for ion exchange and molecular adsorption. Within ceramic and industrial contexts, this unique architecture allows zeolites to effectively capture, sequester, and retain specific liquids, gases, and ionic pollutants. Chemically, these minerals are characterized by the general formula Mn+1/n(AlO2)−(SiO2)x・yH2O, where the framework may incorporate various metal cations or hydrogen ions. Beyond their structural properties, zeolites are frequently utilized in applications requiring precise molecular filtration, catalysis, and environmental remediation.