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. mineral

Anotations

Scope note:

Pale to emerald green orthorhombic hydrated aluminum phosphate mineral. It is formed by phosphate bearing water reacting with aluminum rich rocks. Variscite is sometimes used in jewelry as a semi-precious stone.