argillaceous

argillaceous Definition

ar·gil·la·ceous (är′jə lā′s̸həs)

adjective

of, like, or containing clay

Etymology: L argillaceus < argilla, clay < Gr < argos, white: see argent

argillaceous Usage Examples

Modifies a noun

limestone: Oxford Clay during scouring can be seen along the foreshore South of the argillaceous limestone.
rock: Stephen has followed his own artistic path working with what is technically called argillaceous metamorphic rock ( slate ).
sandstone: The argillaceous sandstones are very fine grained and moderately well sorted.

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