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Cliffs Natural Resources Inc. Announces Early Warning Requirements for the Sale of Zenyatta Ventures Ltd. Securities

Cliffs Natural Resources Inc. Announces Early Warning Requirements for the 
Sale of Zenyatta Ventures Ltd. Securities 
CLEVELAND, March 26, 2013 /CNW/ - Cliffs Natural Resources Exploration Inc. 
("CNRE"), an affiliate of Cliffs Natural Resources Inc. (NYSE: CLF) (Paris: 
CLF) ("Cliffs"), announces that it has sold 1,540,000 common share purchase 
warrants (the "Warrants") of Zenyatta Ventures Ltd. ("Zenyatta"), representing 
approximately 3% of the issued and outstanding securities of Zenyatta on a 
partially diluted basis. The Warrants were sold by CNRE by way of a private 
purchase agreement. 
(Logo:  http://photos.prnewswire.com/prnh/20101104/CLIFFSLOGO) 
Following the sale of the Warrants, Cliffs (and its affiliates) owns a total 
of 5,175,000 shares of Zenyatta, representing approximately 11% of Zenyatta's 
outstanding shares, and 1,660,000 common share purchase warrants; 660,000 of 
which entitle the holder to acquire one common share of Zenyatta for $1.00 
until June 23, 2013, and 1,000,000 of which entitle the holder to acquire one 
common share of Zenyatta for $1.50 until December 23, 2015. In the event that 
the common share purchase warrants are fully exercised and all shares are 
issued pursuant to the Block 4F Claims purchase agreement between Cliffs and 
Zenyatta, Cliffs (and its affiliates) would hold 7,585,000 common shares in 
the capital of Zenyatta, representing approximately 15% of the total issued 
and outstanding shares of Zenyatta calculated on a partially diluted basis and 
13% on a fully diluted basis. 
Cliffs (and its affiliates) hold the shares and warrants of Zenyatta for 
investment purposes and may, from time to time, acquire additional securities 
of Zenyatta or dispose of such securities as it may deem appropriate. CNRE's 
address is c/o Cliffs Natural Resources Inc., 200 Public Square, Suite 3300, 
Cleveland, OH 44114, and a copy of the applicable early warning report can be 
obtained from counsel to CNRE, Lawson Lundell LLP, Attention Randall Chatwin 
at (604) 631-6799 or under Zenyatta's profile on SEDAR at www.sedar.com. 
About Cliffs Natural Resources Inc. 
Cliffs Natural Resources Inc. is an international mining and natural resources 
company. A member of the S&P 500 Index, the Company is a major global iron ore 
producer and a significant producer of high- and low-volatile metallurgical 
coal. Cliffs' strategy is to continually achieve greater scale and 
diversification in the mining industry through a focus on serving the world's 
largest and fastest growing steel markets. Driven by the core values of 
social, environmental and capital stewardship, Cliffs associates across the 
globe endeavor to provide all stakeholders operating and financial 
transparency. 
The Company is organized through a global commercial group responsible for 
sales and delivery of Cliffs' products and a global operations group 
responsible for the production of the minerals the Company markets. Cliffs 
operates iron ore and coal mines in North America and an iron ore mining 
complex in Western Australia. In addition, Cliffs has a major chromite 
project, in the feasibility stage of development, located in Ontario, Canada. 
News releases and other information on the Company are available on the 
Internet at: http://www.cliffsnaturalresources.com 
INVESTOR RELATIONS AND GLOBAL COMMUNICATIONS CONTACTS: Jessica Moran, 
Director, Investor Relations, (216) 694-6532; Patricia Persico, Director, 
Global Communications, (216) 694-5316 
http://www.cliffsnaturalresources.com 
http://photos.prnewswire.com/prnh/20101104/CLIFFSLOGO 
PRN Photo Desk, photodesk@prnewswire.com 
SOURCE: Cliffs Natural Resources Inc. 
To view this news release in HTML formatting, please use the following URL: 
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CO: Cliffs Natural Resources Inc.
ST: Ohio
NI: MNG MNA  
-0- Mar/26/2013 20:31 GMT