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Inventories (Tables)
 12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Schedule of Inventories
  

INVENTORIES

      
  

Gold-in-process and stockpiles

      325.0        305.4  
  

Consumable stores

      176.5        220.9  
     

 

 

     

 

 

  
  

Total inventories

      501.5        526.3  
  

Heap leach and stockpiles inventories included in non-current assets4

      (133.3 )       (132.8 ) 
     

 

 

     

 

 

  
  

Total current inventories5

      368.2        393.5  
     

 

 

     

 

 

  
4 

Heap leach and stockpiles inventories will only be processed at the end of life-of-mine.
5 

The cost of consumable stores consumed during the year and included in cost of sales amounted to US$280.0 million (2017: US$346.7 million).