tonstein (Q41436)
From geokb
A very fine grained, compact sedimentary rock that is composed mainly of kaolinite or, less commonly, other clay minerals such as montmorillonite and illite
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | tonstein |
A very fine grained, compact sedimentary rock that is composed mainly of kaolinite or, less commonly, other clay minerals such as montmorillonite and illite |
