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EXPLORATION, EVALUATION AND PROJECT EXPENSES (Tables)
 12 Months Ended
Dec. 31, 2021
Exploration for and evaluation of mineral resources [Abstract]  
Schedule of exploration, evaluation and project expenses
For the years ended December 31 2021 2020
Global exploration and evaluation1
 $122  $143 
Project costs:
    Pascua-Lama 46  37 
    Other 39  27 
Corporate development 16  9 
Minesite exploration and evaluation1
 64  79 
Total exploration, evaluation and project expenses $287  $295 
1Approximates the impact on operating cash flow.