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:

A synthetic green-blue pigment made by fixing barium manganate on a barium sulfate base. It is an inert pigment that can range in color from a clear azure blue to a bright emerald green. Manganese blue was first discovered in 1907 but not patented until 1935.