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Investments in equity accounted units

12 Months Ended

Dec. 31, 2018

15 Investments in equity accounted units

		2018			2017
Summary balance sheet (Rio Tinto share)	US$m			US$m
Rio Tinto's share of assets
– Non-current assets		6,000			5,913
– Current assets		887			990
		6,887			6,903
Rio Tinto's share of liabilities
– Current liabilities		(607	)		(654	)
– Non-current liabilities		(1,981	)		(1,763	)
		(2,588	)		(2,417	)
Rio Tinto's share of net assets		4,299			4,486

Further details of investments in equity accounted units are set out in notes 35 and 36.

At 31 December 2018 and 2017, the Group had no investments in equity accounted units with shares listed on recognised stock exchanges.

At 31 December 2018, net debt of equity accounted units, excluding amounts due to Rio Tinto, was US$1,158 million (2017: US$1,244 million).