Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by form]
6. [materials by chemical form]
7. compounds (materials)

Anotations

Scope note:

Compound of sulfur and manganese. It occurs naturally as the mineral alabandite. It may be synthesized by reacting ammonium sulfide with a manganese salt. Compound of sulfur and manganese. It occurs naturally as the mineral alabandite. It may be synthesized by reacting ammonium sulfide with a manganese salt. Found as in inclusion in cast iron to which it has been added to aid in solidification.