Burrstone

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Buhrstone \Buhr"stone`\, n. [OE. bur a whetstone for scythes.]
     (Min.)
     A cellular, flinty rock, used for mill stones. [Written also
     {burrstone}.]
     [1913 Webster]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Burrstone \Burr"stone`\, n.
     See {Buhrstone}.
     [1913 Webster]