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 · σαρδίῳand he that sat was to look upon like a jasper stone and a sardius: and there was a rainbow round about the throne, like an emerald to look upon.Revelation 21:20 · σάρδιον,the fifth, sardonyx; the sixth, sardius; the seventh, chrysolite; the eighth, beryl; the ninth, topaz; the tenth, chrysoprase; the eleventh, jacinth; the twelfth, amethyst.