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 ...

Human-rights groups are praising efforts by federal regulators to audit, trace, and restrict supplies of a mineral used in electronics manufacturing but exported by some oppressive countries, but ...

The route between Rubaya in eastern DR Congo’s North Kivu Province and Rwanda which is alleged to be used to supply coltan minerals to tech giant Apple does not exist and cannot supply the global ...

, REUTERS -Rwandan company Boss Mining Solution bought minerals smuggled from rebel-held areas of neighboring Congo, helping fund an insurgency in that vast African country, according to a ...

RUBAYA, Congo (AP) — Nestled in the green hills of Masisi territory in Congo, at the artisanal Rubaya mining site, hundreds of men labor by hand to extract coltan, a key mineral crucial for producing ...