χαλκηδών chalkēdṓn

Meaning

copper-like, i.e. "chalcedony"

In the King James Version: chalcedony

Derivation: from G5475 (χαλκός) and perhaps G1491 (εἶδος);

Where it is used

• Revelation 21:19 The foundations of the city walls were adorned with every kind of precious stone: The first foundation was jasper, the second sapphire, the third chalcedony, the fourth emerald,