Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation betfred sportsbookby reference in this Registration Statement on Form S-8 of our reports dated February 18, 2010, Betfredrelating to the consolidated financial statements and financial statement schedule of Cliffs Natural Resources betfred reviewsInc. and subsidiaries, and the effectiveness of Cliffs Natural Resources Inc.’s internal control betfred gamesover financial reporting, appearing in the Annual Report on Form 10-K of Cliffs Natural Resources BetfredInc. for the year ended December 31, 2009.

/s/ DELOITTE & TOUCHE LLP

Cleveland, Ohio

February 18, 2010