Answer:
The answer is glass.
Step-by-step explanation:
That the Mycenaean civilization had trading contact with other Aegean cultures is evidenced by the presence of foreign goods in Mycenaean settlements such as gold, ivory, copper and glass and by the discovery of Mycenaean goods such as pottery in places as far afield as Egypt, Mesopotamia, the Levant, Anatolia, Sicily, and Cyprus.
Hope this helps!!