sandstone: Meaning and Definition of

sand•stone

Pronunciation: (sand'stōn"), [key]
— n.
  1. a common sedimentary rock consisting of sand, usually quartz, cemented together by various substances, as silica, calcium carbonate, iron oxide, or clay.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: