clay stone

Or claystone

noun

Geology.

1. argillite.

Word History and Origins

Origin of clay stone¹

First recorded in 1770–80

Example Sentences

His most distinct physical feature was a dent on his forehead — a sign of his devotion to the Shia faith of Islam that came from pressing his forehead to the mohr, a clay stone used in daily prayers.

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Visitors here were treated to garlands of their own, local tribal dances, coffee, tea and evening lightshows displayed on the village’s 500-year-old distinct natural clay, stone and wood structures.

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Carefully-constructed walls as well as clay, stone and marble floors were uncovered.

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Archaologists discovered clay, stone and marble floors and some of the walls were very carefully constructed, the ministry said.

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In Logan County, teacher Leah Clay Stone says employees “did vote to not work one day.”

Read more on Seattle Times