noun 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.
ONYX
Meaning of ONYX in English
Webster English vocab. Английский словарь Webster. 2012
noun 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 English vocab. Английский словарь Webster. 2012