crowstone

English

Etymology

From crow +‎ stone?

Noun

crowstone (countable and uncountable, plural crowstones)

1. (UK, dialect) Ganister, a kind of sandstone.
   • 1866, Memoirs, page 67:

     Yoredale Sandstones […] Large quarries in the "crowstone," as the rock is locally calld, may also be seen in Ratcliffe Wood. […] along Hollin Lane, where the crowstone is again largely quarried.