Copper wasrelatively easy to find. Cyprus had it in abundance and became a major source....

[narrator] Copper was
relatively easy to find. Cyprus had it in abundance and became a major source. But tin was a rare metal But tin was a rare metal and it was transported from
the limits of the known world. The trade route stretched all
over the Mediterranean and beyond. Some tin came from
Cornwall in Britain. Some from Spain and Sardinia. And some from
southeastern Turkey. But the vast majority
came from Afghanistan. The elites of this wider
region had become dependent on the production, exchange
and consumption of bronze