- Stories by Corbin Hiar
After an International Consortium of Investigative Journalists expose about paramilitaries involvement in the coltan trade, Colombia is moving to curb illegal mining of the highly sought after mineral.
Mar 15, 2012
![dirt hands](https://media.icij.org/uploads/2012/03/630coltanmining_thumb.jpg)
Investigation: The Illicit Trade of Coltan