Onyx
Onyx noun - A chalcedony with alternating black and white bands; used in making cameos.
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Synonyms for Onyx
Slate
Slate adjective - Of the color gray.
Cite this Source
Slate and Onyx. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/onyx/slate
Onyx & Slate. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/onyx/slate>.
Slate or Onyx. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/onyx/slate.
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