<SEC-DOCUMENT>0000764065-17-000023-index.html : 20170209
<SEC-HEADER>0000764065-17-000023.hdr.sgml : 20170209
<ACCEPTANCE-DATETIME>20170209160109
ACCESSION NUMBER:		0000764065-17-000023
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20170209
DATE AS OF CHANGE:		20170209
EFFECTIVENESS DATE:		20170209

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:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-215980
		FILM NUMBER:		17587495

	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>S-3ASR
<SEQUENCE>1
<FILENAME>clfs-3asr2017document.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: clfs-3asr2017document.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>clfs-3asrxex51.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: clfs-3asrxex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>clfs-3asrxex231.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 3 - file: clfs-3asrxex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>4
<FILENAME>clfs-3asrxex241.htm
<DESCRIPTION>EXHIBIT 24.1
<TEXT>
Document 4 - file: clfs-3asrxex241.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.1
<SEQUENCE>5
<FILENAME>clfs-3asrxex251.htm
<DESCRIPTION>EXHIBIT 25.1
<TEXT>
Document 5 - file: clfs-3asrxex251.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>clfs3asrex2512001.jpg
<TEXT>
Document 6 - file: clfs3asrex2512001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>clfs3asrex2513001.jpg
<TEXT>
Document 7 - file: clfs3asrex2513001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>cliffslogo2.jpg
<TEXT>
Document 8 - file: cliffslogo2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>jdfooter.jpg
<TEXT>
Document 9 - file: jdfooter.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>jdlogoa05.jpg
<TEXT>
Document 10 - file: jdlogoa05.jpg

</DOCUMENT>
</SEC-DOCUMENT>