RUBAYA, Congo — Nestled in the green hills of Masisi territory in Congo, the artisanal Rubaya mining site hums with the sound of generators, as hundreds of men labor by hand to extract coltan, a key ...
The Democratic Republic of Congo’s top exporter of coltan -- a raw material needed to make mobile phones -- has signed on to a rival mineral-tracing program after exiting the more-established ITSCI ...
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Add Yahoo as a preferred source to see more of our stories on Google. Miners work at the D4 Gakombe coltan quarry in Rubaya, Democratic Republic of Congo, on Friday, May 9, 2025. (AP Photo/Moses ...
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