LXX Gen 11:3

καὶ εἶπεν ἄνθρωπος τῷ πλίνθους καὶ ὀπτήσωμεν αὐτὰς πυρί. καὶ ἐγένετο αὐτοῖς ἡ πλίνθος εἰς λίθον, καὶ ἄσφαλτος ἦν αὐοῖς ὁ πηλός.

And they said to one another, “Come, let us make bricks and bake them thoroughly.” So they used brick instead of stone, and tar instead of mortar.