Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. inorganic material
7. glass (material)
8. [glass by technique]

Anotations

Scope note:

Synthetic imitation of aventurine quartz crystals. Goldstone is made by embedding metallic flakes in quartz glass. It is used in costume jewelry. It is a translucent glass flecked with metallic particles to imitate the appearance of brownish aventurine quartz.