σάρδιον, -ον, τ [in LXX for אֹדֶם, Exo.28:17, al.; also for שֹׁהַם ;] the sardian stone, sard (of which carnelian is one variety): Rev.4:3 21:20.† (AS)
STRONG'S WORD STUDY
G4556 — σάρδιον
sardion · gem · Greek
2 tagged verse occurrences
Revelation 4:3 · σαρδίῳthat looked like a jasper stone and a sardius. There was a rainbow around the throne, like an emerald to look at.Revelation 21:20 · σάρδιον,the fifth, sardonyx; the sixth, sardius; the seventh, chrysolite; the eighth, beryl; the ninth, topaz; the tenth, chrysoprasus; the eleventh, jacinth; and the twelfth, amethyst.