Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. inorganic material
7. metal
8. [metal by composition or origin]
9. nonferrous metal

Anotations

Scope note:

A rare, naturally occurring metallic element with symbol In and atomic number 49. Indium is a soft, silver-white metal collected as a residue of zinc-processing operations and chiefly used in the manufacture of semiconductors. Also appears as an impurity in ancient metal objects.