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. rock (inorganic material)
8. sedimentary rock
9. [sedimentary rock by composition]
10. sandstone
11. [sandstone by composition or appearance]
12. [sandstone by composition: aggregate type]
13. siliceous sandstone

Anotations

Scope note:

An easily worked, fine-grained siliceous sandstone from Wisconsin that is buff or cream in color. Like many varieties of sandstone, it is soft when first quarried but gradually hardens as its moisture evaporates.