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. synthetic inorganic blue pigment

Anotations

Scope note:

General term referring to a modern blue pigment that is chemically similar to Egyptian blue, but tends to be purer and finer than the ancient pigment, or to commercial products containing a dye of the same hue.