AuRico Gold Inc. (TSX:AUQ) (NYSE:AUQ) (“AuRico”) today announced that it notified the NYSE Amex of its intent to file a Form 25 with the United States Securities and Exchange Commission to withdraw Northgate Minerals Corporation’s common shares from listing on the NYSE Amex (TSX:NGX) (NYSE-Amex:NXG) (“Northgate”).

On October 26, 2011, AuRico completed its acquisition of Northgate. The acquisition was carried out by way of a plan of arrangement pursuant to the provisions of the Business Corporations Act (British Columbia) and was approved by the Supreme Court of British Columbia. Shareholders of both AuRico and Northgate voted overwhelmingly in favour to approve AuRico’s acquisition of Northgate at their respective special meetings of shareholders each held on October 24, 2011.

Under the terms of the acquisition, AuRico, among other things, acquired all of the issued and outstanding common shares of Northgate on the basis of 0.365 of an AuRico common share for each common share of Northgate. On October 31, 2011, Northgate was amalgamated into AuRico.

About AuRico Gold

AuRico Gold is a leading intermediate Canadian gold and silver producer with a diversified portfolio of high quality mines and projects in Canada, Mexico and Australia. The Company currently has five
operating properties including the Ocampo mine in Chihuahua State, the El Chanate mine in Sonora State, the El Cubo mine in Guanajuato State, as well as the Fosterville and Stawell gold mines in
Victoria, Australia. The first production from the exciting Young-Davidson gold mine in northern Ontario is expected by the end of Q1 2012 as the mine ramps up to over 200,000 ounces of annual production by 2015. AuRico’s strong pipeline of development and exploration stage projects includes advanced development properties in Mexico and British Columbia and several highly prospective exploration properties in Mexico. AuRico’s head office is located in Toronto, Ontario, Canada.

For further information please visit the AuRico Gold website at http://www.auricogold.com or contact:

Anne Day

Director of Investor Relations

AuRico Gold Inc.

647-260-8880

Keren Yun

Director of Investor Relations

Northgate Minerals Corporation

416-216-2781