Congolese copper-cobalt producer near Kolwezi, controlled by China Railway Group. USGS's 2022 yearbook gives China Railway 80.2% and an estimated cobalt capacity of 2,200 tonnes a year, and ITIE-RDC's 2023 report gives Gécamines 19.8%. Gécamines' 2024 management report says MKM stopped producing cobalt hydroxide in June 2023 and transferred 5% of its shares to the Congolese state. Microsoft's 2021 cobalt list names it among its smelters and refiners.
Sources support the description and the individual connections below. Publication and checking dates belong to the evidence: when it was published, and when this Hub last read it.
Reported means the cited source describes the relationship at its evidence date. Historical relationships refer to an earlier period. Announced agreements may not have been implemented. None of these labels confirms that trade continues today.
ITIE-RDC's 2023 report lists Gécamines' 19.8% in MKM, beside the 80.2% USGS's 2022 yearbook gives China Railway Group.
la participation de l'Etat congolais dans la SICOMINES à travers la GECAMINES reste inchangée (32%)
Ruashi Mining SPRL (Jinchuan Group International Resources Co. Ltd., 75%) Ruashi Mine near Lubumbashi 38,000 copper; 5,000 cobalt
Named as MKM - La Miniere de Kalumbwe Myunga on Microsoft Devices' cobalt smelter and refiner list as of 31 December 2021; Microsoft states it has no direct transactions or contractual relationship with the listed facilities. The list is Microsoft's own disclosure; direct purchasing, volumes and mine origin unspecified.
Microsoft conducts no direct transactions and has no contractual relationship with these smelter or refiners nor their sources of ore.