ALL meanings of argillite
ar·gil·lite
A a - noun argillite any argillaceous rock, esp a hardened mudstone 3
- noun argillite a hardened mudstone showing no slatelike cleavage 3
- noun argillite A sedimentary rock that does not split easily, formed from consolidated clay. 1
- noun argillite any compact sedimentary rock composed mainly of clay materials; clay stone. 1
- noun argillite (geology) A fine-grained sedimentary rock, intermediate between shale and slate, sometimes used as a building material. 0