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Document and Entity Information	12 Months Ended
	Dec. 31, 2020
Document Information [Line Items]
Entity Registrant Name	BARRICK GOLD CORP
Entity Central Index Key	0000756894
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Document Type	6-K
Document Period End Date	Dec. 31, 2020
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