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Inventories
12 Months Ended
Dec. 31, 2021
Classes of current inventories [abstract]  
Inventories INVENTORIES
United States Dollar
Figures in millions unless otherwise stated20212020
Gold-in-process and stockpiles565.8 450.2 
Consumable stores217.0 212.9 
Total inventories782.8 663.1 
Heap leach and stockpiles inventories included in non-current assets1
(155.2)(141.5)
Total current inventories2
627.6 521.6 
1Heap leach and stockpiles inventories will only be processed at the end of life-of-mine.
2The cost of consumable stores consumed during the year and included in cost of sales amounted to US$319.6 million (2020: US$267.4 million).