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Revenue (Tables)
6 Months Ended
Jun. 30, 2021
Disclosure of revenue [Abstract]  
Disclosure of revenue
Six monthsSix monthsYear
endedendedended
JunJunDec
202120202020
US Dollar millionUnauditedUnauditedAudited
Gold income1,9111,9174,322
By-products 5446105
Revenue from product sales1,9651,9634,427