Major countries based on cobalt reserves 2017

The data displays the world's leading countries based on cobalt reserves as of 2017. For instance, the U.S.' cobalt reserves were estimated to approx. 23 thousand metric tons in that year. The Democratic Republic of Congo is the country with the biggest reserves of cobalt. The reserves in this country are estimated to be around 3.5 million metric tons. Cobalt is especially important for rechargeable battery electrodes.