Mintek, South Africa’s national mineral research organisation and a global leader in mineral and metallurgical innovation, and the SA Diamond and Precious Metals Regulator (SADPMR) have launched a project to study the possibilities of determining the origin of rough diamonds. The study is aimed at ascertaining whether trace element analysis can be used in combination with physical characteristics to link diamonds to their source, particularly in the case of illicitly traded stones….more at MEIOnline