Heb. pitdah (Ezek. 28:13; Rev. 21:20), a golden yellow or “green” stone brought from Cush or Ethiopia (Job 28:19). It was the second stone in the first row in the breastplate of the high priest, and had the name of Simeon inscribed on it (Ex. 28:17). It is probably the chrysolite of the moderns.
Topaz
3 verses
Exodus
Exodus 28:17
And thou shalt set in it settings of stones, even four rows of stones: the first row shall be a sardius, a topaz, and a carbuncle: this shall be the first row.
Job
Job 28:19
The topaz of Ethiopia shall not equal it, neither shall it be valued with pure gold.
Ezekiel
Ezekiel 28:13
Thou hast been in Eden the garden of God; every precious stone was thy covering, the sardius, topaz, and the diamond, the beryl, the onyx, and the jasper, the sapphire, the emerald, and the carbuncle, and gold: the workmanship of thy tabrets and of thy pipes was prepared in thee in the day that thou wast created.
From Easton's Bible Dictionary
Matthew George Easton, 1897