Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. building materials
7. [masonry and masonry units]
8. masonry (building materials)

Anotations

Scope note:

A distinct type of load-bearing construction material consisting of an assemblage of masonry units generally made of stone, brick, or concrete blocks laid in a specific pattern and joined together with mortar and that does not contain any reinforcing elements, such as steel rods.