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definitions

clay stone

or clay·stone

|

noun Geology.

argillite.

Nearby words

  1. clay eater,
  2. clay flour,
  3. clay mineral,
  4. clay pigeon,
  5. clay road,
  6. clay, cassius marcellus,
  7. clay, henry,
  8. clay, lucius dubignon,
  9. clay-colored robin,
  10. clay-colored sparrow

Origin of clay stone

First recorded in 1770–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for claystone

  • Why should the schist pendant of the Tappock chamber be all right, if the claystone pendant of Dunbuie be all wrong?

    The Clyde Mystery|Andrew Lang

  • But there was more; close by the stone I noticed (although I think you didn't) a mark in the claystone.

    Chronicles of Martin Hewitt|Arthur Morrison

  • We see them light their claystone pipes, and send forth clouds of blue vapour.

    The Scalp Hunters|Mayne Reid
British Dictionary definitions for claystone

claystone

/ (ˈkleɪˌstəʊn) /

noun

a compact very fine-grained rock consisting of consolidated clay particles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for claystone

claystone

[ klā′stōn′ ]

A fine-grained, dark gray to pink sedimentary rock consisting primarily of compacted and hardened clay. Claystone is similar to shale but without laminations.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.