Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Sound Devices (hierarchy name)
5. sound devices (equipment)
6. [sound devices by acoustical characteristics]
7. idiophones
8. struck idiophones
9. directly struck idiophones
10. percussion idiophones
11. percussion idiophones: solid-bodied
12. percussion plaques
13. lithophones

Anotations

Scope note:

Slabs of rock that emit pitched tones when struck, sometimes giving varied pitches from different places on their surfaces, and that are used intentionally as percussive instruments. For similar stones found in the landscape, use 'ringing stones.'