Sinonim onyx

English Thesaurus

1. a chalcedony with alternating black and white bands; used in making cameos (noun.substance)

hypernym	:	calcedony, chalcedony,
definition	:	a milky or greyish translucent to transparent quartz (noun.substance)

hyponym	:	sardonyx,
definition	:	an onyx characterized by parallel layers of sard and a different colored mineral (noun.substance)