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Inventories
 12 Months Ended
Dec. 31, 2020
Text block [abstract]  
Inventories
19. 
  
INVENTORIES
                                               
   
Gold-in-process
and stockpiles
  
 
450.2
 
  375.1 
   
Consumable stores
  
 
212.9
 
  183.7 
      
 
 
  
 
 
 
   
Total inventories
  
 
663.1
 
  558.8 
   
Heap leach and stockpiles inventories included in
non-current
assets
1
  
 
(141.5
) 
  (141.0) 
      
 
 
  
 
 
 
   
Total current inventories
2
  
 
521.6
 
  417.8 
      
 
 
  
 
 
 
 
1
 
Heap leach and stockpiles inventories will only be processed at the end of
life-of-mine.
2
 
The cost of consumable stores consumed during the year and included in cost of sales amounted to US$267.4 million (2019: US$270.4 million).