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Webster 1913 Edition


Onyx

O′nyx

,
Noun.
[L., fr. Gr. [GREEK] a claw, finger nail, a veined gem. See
Nail
, and cf.
Onycha
.]
1.
(Min.)
Chalcedony in parallel layers of different shades of color. It is used for making cameos, the figure being cut in one layer with the next as a ground.

Webster 1828 Edition


Onyx

ON'YX

,
Noun.
[Gr. a nail. L. onyx.] A semi-pellucid gem with variously colored zones or veins, a variety of chalcedony.