Jasponyx

1 definition found

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

  Jasponyx \Jasp`o"nyx\, n. [L. iasponyx, Gr. ?. See {Jasper}, and
     {Onyx}.] (min.)
     An onyx, part or all of whose layers consist of jasper.
     [1913 Webster]