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Group Statement Of Comprehensive Income (Parenthetical) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of comprehensive income [abstract]
Currency translation (loss) / gain	[1]	$ (211)	$ 333	$ (29)
[1] Refer to note 1(d).

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- Definition

Represents the amount of exchange differences arising on the translation of the net assets of entities with functional currencies other than the US dollar are recognised directly in the currency translation reserve. These translation differences are shown in the statement of comprehensive income, with the exception of translation adjustments relating to Rio Tinto Limited’s share capital which are shown in the statement of changes in equity.

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