Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by property]
6. imitative materials
7. artificial stone

Narrower term/s

• synthetic diamond
• imitation diamond

Anotations

Scope note:

Any material that resembles gemstone, but is typically less expensive and used in place of genuine gems. Examples of imitation gemstones include rhinestones and cubic zirconia (imitation diamonds).