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

Additional parents:

1. top of the aat hierarchies
2. Materials Facet
3. Materials
4. materials
5. materials by function
6. colorant
7. pigments
8. pigment by composition or origin
9. inorganic pigment
10. natural inorganic pigment
11. mineral pigment

Anotations

Scope note:

A lead chloride arsenate mineral found in the oxidized zones of lead deposits. Its color is variable, ranging from pale yellow to yellowish-brown to orange-yellow to orange-red, brownish, greenish, white and colorless.