Cobalt reserves (2025)

Democratic Republic of the Congo leads the world in cobalt reserves at 6M metric tons in 2025, followed by Australia (1.7M metric tons) and Russian Federation (800K metric tons). Indonesia (760K metric tons) and Cuba (500K metric tons) close out the top 5. Next up, Philippines (260K metric tons) and Canada (220K metric tons). China (160K metric tons), Madagascar (100K metric tons), and Türkiye (91K metric tons) round out the top ten. The gap across this list is wide: Democratic Republic of the Congo has 66× the value of Türkiye (91K metric tons). Four of the top ten are in Asia.