Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. [additive and joining processes and techniques]
6. [surface covering processes and techniques]
7. inlay (process)
8. mosaic (process)

Anotations

Scope note:

Process of creating mosaics using tiny pebbles set over three foundation layers: the bottom layer of large pebbles set on packed soil, second, of stone and gravel, crushed terracotta and Santorini powder from lava, and the top being a mixture of brick powder and fine sand that sets the pebbles.