Alguien me dice 5 culturas ancestrales vivas del ecuador, que esten relacionadas a piedras preciosas? como: oro, lapislazuli y demas por favor

Despite the many examples of pottery found from the jomon period, there is no evidence of language used. why do you think they did not include any form of communication on these vessels like the egyptians and the greeks? do you think these pieces had a different purpose? if so, explain your answer.

In contour drawings crossing lines is one way to indicate this

Iwas told to ask others what they think life is.