Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. coating (material)
7. [coating by composition or origin]
8. plaster (composite coating)
9. [plaster by composition or origin]
10. gypsum plaster
11. plaster of Paris

Anotations

Scope note:

Type of plaster of Paris especially prepared to have the properties most desirable for casting and carving; it is very fine-grained, absorbent, brilliantly white, slow setting, and capable of taking fine detail.