Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Furnishings (hierarchy name)
5. furnishings (works)
6. [furnishings by form or function]
7. mirrors
8. [mirrors by form]

Anotations

Scope note:

Mirrors made from polished obsidian, which is a dark, shiny glass formed in nature by the rapid cooling of lava. Such mirrors were used since Paleolithic times. In ancient Mesoamerica and elsewhere, they were often used as instruments for seeing.