Disclosure Of Exploration And Evaluation Assets [Text Block]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|
| Disclosure of exploration and evaluation assets [text block] | — | — | — |
| Expense arising from exploration for and evaluation of mineral resources |
1,004,000,000
USD
|
3,483,000,000
USD
|
1,854,000,000
USD
|