Cliffs Joins Fortune 500

Cliffs Natural Resources has been named a Fortune 500 company.

The 2011 edition of Fortune magazine’s annual ranking of America’s largest companies by revenue shows Cliffs at number 477.

Cliffs’ annual revenue for 2010 came in at $4.7 billion.

The company is a major global iron ore producer and produces high– and low–volatility metallurgical coal.