- a chalcedony that is used for cameos and has sard and chalcedony of another color, usually white, arranged in straight parallel bands.
Origin of sardonyx
Examples from the Web for sardonyx
Historical Examples of sardonyx
On a rock of sardonyx he strove to break it then, but Durendala remained unharmed.A Book of Myths
Van Busch was in the act of taking back the sardonyx signet-ring.The Dop Doctor
Clotilde Inez Mary Graves
It is a happy phrase, that which closes the career of Sardonyx.
And after dinner she read me the first part of Sardonyx; it took three hours.
But they have no more to do with Sardinians than they have with sardines or sardonyx.More Science From an Easy Chair
Sir E. Ray (Edwin Ray) Lankester
- a variety of chalcedony with alternating reddish-brown and white parallel bands, used as a gemstone. Formula: SiO 2