THE BIBLOPEDIA
Sardonyx
Easton’s Bible Dictionary (1897) · International Standard Bible Encyclopedia (1915)
THE DICTIONARY — Easton’s Bible Dictionary (1897)
(Revelation 21:20), a species of the carnelian combining the sard and the onyx, having three layers of opaque spots or stripes on a transparent red basis. Like the sardine, it is a variety of the chalcedony.
THE FULL ARTICLE — from the International Standard Bible Encyclopedia
The International Standard Bible Encyclopedia (1915), general editor James Orr — public domain, printed whole.
sar'-do-niks.
See STONES, PRECIOUS.