Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. colorant (material)
7. pigments
8. [pigment by color]
9. blue pigment
10. inorganic blue pigment

Anotations

Scope note:

The blue used by the Seri Indians of Sonora Mexico in face painting. It is a prepared pigment derived from root bark of Franseria dumosa which is ground with a light-colored local clay and green organic resin of the flowering plant Guaiacum coulteri.