Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by form]
6. [materials by chemical form]
7. compounds (materials)
8. polymers

Anotations

Scope note:

Any of a class of synthetic aluminosilicate materials, chains or networks of mineral molecules linked with covalent bonds, used in concrete-polymer composites as an alternative to Portland cement; in resins and binders; and as a decorative cast stone-like material.