Ingots reveal early Saharan trade
Copper chemistry helps researcher tap into Africa's past.
Ancient copper jewellery and ingots in sub-Saharan Africa have been found to bear the unique signature of copper ore from Morocco. This strongly suggests that trans-Saharan trade began hundreds of years earlier than previously thought.
Read the story in news@nature.com here.

Comments
Bravo Tom!! Keep up the good work.
Posted by: William Fenn | March 29, 2006 12:59 PM