η200Ἤλεκτρον
electrum
[Meaning] gold of a different type, mixed with glass and stone. The [sc. altar] table of the Hagia Sophia is of this material.
Ἤλεκτρον· ἀλλότυπον χρυσίον, μεμιγμένον ὑέλῳ καὶ λιθίᾳ. οἵας ἐστὶ κατασκευῆς ἡ τῆς ἁγίας Σοφίας τράπεζα.