<SEC-DOCUMENT>0000764065-17-000137-index.html : 20170731
<SEC-HEADER>0000764065-17-000137.hdr.sgml : 20170731
<ACCEPTANCE-DATETIME>20170731075522
ACCESSION NUMBER:		0000764065-17-000137
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20170731
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20170731
DATE AS OF CHANGE:		20170731

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLIFFS NATURAL RESOURCES INC.
		CENTRAL INDEX KEY:			0000764065
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				341464672
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08944
		FILM NUMBER:		17991508

	BUSINESS ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315
		BUSINESS PHONE:		216-694-5700

	MAIL ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEVELAND CLIFFS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a20170731-8xkxlaunch.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a20170731-8xkxlaunch.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a20170731-8xkxlaunchex991.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: a20170731-8xkxlaunchex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>a20170731-8xkxlaunchex992.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 3 - file: a20170731-8xkxlaunchex992.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>cliffslogo.jpg
<TEXT>
Document 4 - file: cliffslogo.jpg

</DOCUMENT>
</SEC-DOCUMENT>