אַחְלָמָה ʼachlâmâh

Meaning

a gem, probably the amethyst

In the King James Version: amethyst.

Derivation: perhaps from H2492 (חָלַם) (and thus dream-stone);

Where it is used

• Exodus 28:19 in the third row a jacinth, an agate, and an amethyst;
• Exodus 39:12 the third row had a jacinth, an agate, and an amethyst;