The data shows the distribution of cobalt production worldwide by mine source as of 2017. Some 60% of the cobalt produced in the world is produced as a by-product of nickel, and only 2% of the global cobalt production is as a result of primary cobalt production.
Nickel (by-product) | 60 |
Copper (by-product) | 38 |
Cobalt (primary) | 2 |