אֶקְדָּח ʼeqdâch

Meaning

burning, i.e. a carbuncle or other fiery gem

In the King James Version: carbuncle.

Derivation: from H6916 (קִדָּה);

Where it is used

• Isaiah 54:12 I will make your pinnacles of rubies, your gates of sparkling jewels, and all your walls of precious stones.