411 REFERENCE · Wiktionary
Purbeck stone
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Noun
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A type of hard limestone from the Isle of Purbeck, used for building and paving. from 15th c.
en 1665 w:Robert Hooke Micrographia XV I could perceive several small winding holes, much like Worm-holes, as I have noted in some kind of Purbeck-stone, by looking on the surface of a piece newly flaw'd off […].