Rockex Appoints New Chief Executive Officer

THUNDER BAY, ONTARIO--(Marketwire - June 19, 2012) - Rockex Mining Corporation ("Rockex" or the "Company") (TSX:RXM) is pleased to announce the appointment of Edward (Ted) Yew as President and Chief Executive Officer. Mr. Yew graduated from the University of Western Ontario with a Bachelor of Engineering Science and, after working as an engineer, including supervising design and construction of processing facilities at Barrick's Cortez Mine in Nevada, returned to school to earn a Masters of Business Administration at the Joseph L. Rotman School of Management at the University of Toronto. Since earning his MBA, Mr. Yew has worked in the capital markets as an analyst including several years at Credit Suisse Securities (Canada) Ltd. followed by terms at other investment dealers.

"The Board of Directors is very pleased to have Ted join the Rockex team," said Pierre Gagné, Chairman of the Board. "His experience in the capital markets as a metals and materials analyst, including iron ore and metcoal, as well as his experience as a practising engineer, will be invaluable to Rockex in advancing its Lake St. Joseph iron deposit projects. We would also like to express our appreciation to Donald Sheldon for his service as interim Chief Executive Officer over the past year. Mr. Sheldon will be continuing as a director of the Corporation and will resume his role as legal counsel to the Corporation."

Additional Information

Additional information about the Western Lake St. Joseph project can be found in the January 2011 technical report filed on Sedar (www.sedar.com) titled: Technical report and mineral resources estimate on the Western Lake St. Joseph Iron Ore project, Ontario, Canada for Rockex Limited and Rockex Mining Corporation by Watts, Griffis and McOuat.

For further information about Rockex, please visit the Rockex website at www.rockexmining.com.

Forward Looking Information: This news release may contain or refer to forward-looking information. All information other than statements of historical fact that address activities, events or developments that Rockex believes, expects or anticipates will or may occur in the future are forward-looking statements. These forward-looking statements are subject to a variety of risks and uncertainties beyond the Company's ability to control or predict that may cause actual events or results to differ materially from those discussed in such forward-looking statements. Any forward-looking statement speaks only as of the date on which it is made and, except as may be required by applicable securities laws, Rockex disclaims any intent or obligation to update any forward-looking statement, whether as a result of new information, future events or results or otherwise. Although Rockex believes that the assumptions inherent in the forward-looking statements are reasonable, forward-looking statements are not guarantees of future performance and, accordingly, undue reliance should not be placed on these forward-looking statements due to the inherent uncertainty therein. Historical data mentioned in this press release have not been verified.