ragstone

From rag +‎ stone.

ragstone (usually uncountable, plural ragstones)

1. Stone that is quarried in thin pieces.
   • 1957 August, H. P. White, “The Tonbridge-Hastings Line and its Traffic”, in Railway Magazine, page 529:

     Frant and Etchingham [station buildings] are more flamboyantly gothic and are built of ragstone.

• Sagerton, NOR gates, stone-rag, estragon, tronages, negators, groanest, teragons, orangest