A precious stone
And the third row a ligure, an agate, and an amethyst. (Exodus 28:19)
And I will make thy windows of agates, and thy gates of carbuncles, and all thy borders of pleasant stones. (Isaiah 54:12)
Syria was thy merchant by reason of the multitude of the wares of thy making: they occupied in thy fairs with emeralds, purple, and broidered work, and fine linen, and coral, and agate. (Ezekiel 27:16)