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chalcedonyx

noun
chal·ce·don·yx | \ ˌkalsəˈdäniks , kalˈsedᵊniks \
plural -es

Definition of chalcedonyx 

: a mineral that consists of onyx in which the bands are white to gray and that is valued as a semiprecious stone

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History and Etymology for chalcedonyx

chalcedony + onyx

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Dictionary Entries near chalcedonyx

chalcanthite

Chalcedonian

chalcedony

chalcedonyx

chalcedony yellow

chalchihuitl

chalchuite

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