<SEC-DOCUMENT>0001003297-18-000123-index.html : 20180622
<SEC-HEADER>0001003297-18-000123.hdr.sgml : 20180622
<ACCEPTANCE-DATETIME>20180622152623
ACCESSION NUMBER:		0001003297-18-000123
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180622
DATE AS OF CHANGE:		20180622

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RIO TINTO PLC
		CENTRAL INDEX KEY:			0000863064
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10533
		FILM NUMBER:		18914405

	BUSINESS ADDRESS:	
		STREET 1:		6 ST JAMES'S SQUARE
		CITY:			LONDON, SW1Y 4AD
		STATE:			X0
		ZIP:			00000
		BUSINESS PHONE:		44 20 7781 1623

	MAIL ADDRESS:	
		STREET 1:		RIO TINTO SERVICES INC.
		STREET 2:		80 STATE STREET
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12207-2543

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RTZ CORPORATION PLC
		DATE OF NAME CHANGE:	19950522

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RIO TINTO LTD
		CENTRAL INDEX KEY:			0000887028
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			C3
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34121
		FILM NUMBER:		18914404

	BUSINESS ADDRESS:	
		STREET 1:		120 COLLINS STREET
		STREET 2:		MELBOURNE
		CITY:			VICTORIA 3000
		STATE:			C3
		ZIP:			AUSTRALIA
		BUSINESS PHONE:		44 20 7781 1623

	MAIL ADDRESS:	
		STREET 1:		RIO TINTO SERVICES INC.
		STREET 2:		80 STATE STREET
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12207-2543

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CRA LTD
		DATE OF NAME CHANGE:	19950725
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>form11k-kennecott.htm
<TEXT>
Document 1 - file: form11k-kennecott.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23
<SEQUENCE>2
<FILENAME>kennecott-ex23.htm
<TEXT>
Document 2 - file: kennecott-ex23.htm

</DOCUMENT>
</SEC-DOCUMENT>