Bucyrus International, Inc. and Cliffs Natural Resources Inc. To Co-Host Product Launch Event

CLEVELAND & SOUTH MILWAUKEE, Wis.--(BUSINESS WIRE)-- Cliffs Natural Resources Inc. (NYSE:CLF) (Paris:CLF) and Bucyrus International, Inc. (NASDAQ: BUCY) announced today that they will co-host an event to inaugurate the first automated Bucyrus longwall plow system in the United States. The meeting will be held on Tuesday, July 20, 2010 at Bucyrus' Houston, Pennsylvania facility from 2:00 - 4:00 pm EDT.

This event will be an opportunity to observe the longwall plow system up close and above ground before it's deployed to Cliffs' Pinnacle Mine in West Virginia. The event will feature presentations and a live plow demonstration. Several Cliffs and Bucyrus senior executives will be in attendance. A Bucyrus plant tour is being conducted before the meeting at 12:30 pm EDT.

A live audio webcast of the presentation with accompanying slides will be available in the Investor Relations section of each company's corporate websites, www.bucyrus.com and www.cliffsnaturalresources.com. Listeners should log on at least 15 minutes before this event to download and install any necessary audio software. Replays of the webcast will be available until August 20, 2010.

Those wishing to participate in the teleconference, and calling from within the United States, can dial 866.578.5788. International participants can access the teleconference by dialing 617.213.8057. The "Participant Passcode" is 93425953. A replay of the teleconference will be available until August 20, 2010 and can be accessed in the United States by dialing 888.286.8010 or at 617.801.6888 from outside of the United States. The "Passcode" for the replay is 92662016.

Those interested in attending may contact Amy Malingowski at amalingowski@bucyrus.com or 414.768.4519, or Jessica Moran at jessica.moran@cliffsnr.com or 216.694.6532.

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, we are the largest producer of iron ore pellets in North America, a major supplier of direct-shipping lump and fines iron ore out of Australia and a significant producer of metallurgical coal. With core values of environmental and capital stewardship, our colleagues across the globe endeavor to provide all stakeholders operating and financial transparency as embodied in the Global Reporting Initiative (GRI) framework. Our Company is organized through three geographic business units:

The North American business unit is comprised of six iron ore mines owned or managed in Michigan, Minnesota and Canada and five coking coal mining complexes located in West Virginia and Alabama. The Asia Pacific business unit is comprised of two iron ore mining complexes in Western Australia and a 45% economic interest in a coking and thermal coal mine in Queensland, Australia. The Latin American business unit includes a 30% interest in the Amapa Project, an iron ore project in the state of Amapa in Brazil.

Other projects under development include a biomass production plant in Michigan and Ring of Fire chromite properties in Ontario, Canada. Over recent years, Cliffs has been executing a strategy designed to achieve scale in the mining industry and focused on serving the world's largest and fastest growing steel markets.

About Bucyrus International, Inc.

Bucyrus is a world leader in the design and manufacture of high productivity mining equipment for the surface and underground mining industries. Bucyrus' surface mining equipment is used for mining coal, copper, iron ore, oil sands and other minerals. Bucyrus' underground mining equipment is used primarily for mining coal and also used in mining minerals such as potash and trona. In addition to machine manufacturing, Bucyrus manufactures high quality OE parts and provides world-class support services for their machines. Bucyrus' corporate headquarters is located in South Milwaukee, Wisconsin, USA.

    Source: Cliffs Natural Resources Inc. and Bucyrus International, Inc.