First Quantum Minerals to Pay Final Dividend of CDN $0.1147 per Share

NEWS RELEASE 13-12 March 5, 2013 www.first-quantum.com

FIRST QUANTUM MINERALS TO PAY FINAL DIVIDEND OF CDN $0.1147 PER SHARE

First Quantum Minerals Ltd. (“First Quantum” or the “Company”, TSX Symbol “FM”, LSE Symbol “FQM”) announced today that its Board of Directors has approved a final dividend of Cdn $0.1147 per share in respect of the financial year ended December 31, 2012.

The dividend will be paid on May 7, 2013 to shareholders of record on April 16, 2013. The ex-dividend date is April 12, 2013.

The final dividend of Cdn $0.1147, together with the interim dividend of Cdn $0.0603 is a total of Cdn $0.1750 for the 2012 financial year. This total dividend paid for the 2012 financial year is 15% of net earnings.

The dividends paid are considered eligible dividends for Canadian tax purposes.

On Behalf of the Board of Directors 12g3-2b-82-4461 of First Quantum Minerals Ltd. Listed in Standard and Poor’s G. Clive Newall President For further information visit our web site at www.first-quantum.com

North American contact: Sharon Loung, Director, Investor Relations Tel: (647) 346-3934 Fax: (604) 688-3818 Toll Free: 1 (888) 688-6577 E-Mail: [email protected]

United Kingdom contacts: Clive Newall, President Tel: +44 140 327 3484 Fax: +44 140 327 3494 E-Mail: [email protected] or

Media: Harmony Communications: Brian Cattell, Senior Partner Tel: +44 20 7016 9155