H6357. pitdah
מִּטְדָה noun feminine (masculine according to AlbrZAW xvi (1896), 108) topaz or chrysolite (according to ᵐ5 τοπάζιον, ᵑ9 topazius, etc.; probably foreign word, compare Sanskrit pîta (properly yellow)); — named with other precious stones [Ezek 28:13]; [Exod 28:17] = [39:10]; construct מִּטְדַתכּֿוּשׁ [Job 28:19]. — See PlinNH xxxvii. 8 -32, Houghton in SmDB, Topaz RiHWB, Edelstein.