Correction: Talvivaara Mining Company annual results review for the year ended 31 December 2012

Stock Exchange Release Talvivaara Mining Company Plc 15 February 2013 Correction: Talvivaara Mining Company annual results review for the year ended 31 December 2012 Correction to Talvivaara Mining Company annual results review for the year ended 31 December 2012 published on 14 February 2013 at 7:00 GMT / 9:00 EET. The annual results review incorrectly states on page 2 in the Key Figures table that all figures in the review have been audited. In the review, only figures that have been specifically identified as such, are audited. The correction also applies to the Finnish language annual results review for the year ended 31 December 2012. The corrected table is as follows: Key Figures ------------------------------------------------+--------+------+-------+------ EUR million | Q4| Q4| FY| FY | 2012| 2011| 2012| 2011 ------------------------------------------------+--------+------+-------+------ Net sales | 25.7| 66.5| 142.9| 231.2 ------------------------------------------------+--------+------+-------+------ Operating profit (loss) | (57.0)| 14.9| (83.6)| 30.9 ------------------------------------------------+--------+------+-------+------       % of net sales |(221.9%)| 22.5%|(58.5)%| 13.4% ------------------------------------------------+--------+------+-------+------ Profit (loss) for the period | (59.4)| 3.7|(103.9)| (5.2) ------------------------------------------------+--------+------+-------+------ Earnings per share, EUR | (0.22)| 0.01| (0.38)|(0.04) ------------------------------------------------+--------+------+-------+------ Equity-to-assets ratio | 24.3%| 27.9%| 24.3%| 27.9% ------------------------------------------------+--------+------+-------+------ Net interest bearing debt | 563.8| 455.7| 563.8| 455.7 ------------------------------------------------+--------+------+-------+------ Debt-to-equity ratio | 183.8%|141.3%| 183.3%|141.3% ------------------------------------------------+--------+------+-------+------ Capital expenditure | 29.6| 21.6| 97.5| 79.1 ------------------------------------------------+--------+------+-------+------ Cash and cash equivalents at the end of the | 36.1| 40.0| 36.1| 40.0 period | | | | ------------------------------------------------+--------+------+-------+------ Number of employees at the end of the period | 588| 461| 588| 461 ------------------------------------------------+--------+------+-------+------ The corrected annual results review for the year ended 31 December 2012 can be found on the Talvivaara corporate website www.talvivaaran.com/financial-reports and attached as a PDF file to the Stock Exchange Release. Enquiries Talvivaara Mining Company Plc Tel +358 20 7129 800 Pekka Perä, CEO Saila Miettinen-Lähde, Deputy CEO and CFO Talvivaara Mining Company Plc Talvivaara Mining Company is an internationally significant base metals producer with its primary focus on nickel and zinc using a technology known as bioheapleaching to extract metals out of ore. Bioheapleaching makes extraction of metals from low grade ore economically viable. The Talvivaara deposits comprise one of the largest known sulphide nickel resources in Europe. The ore body is estimated to support anticipated production for several decades. Talvivaara has secured a 10-year off-take agreement for 100 per cent of its main output of nickel and cobalt to Norilsk Nickel and entered into a long-term zinc streaming agreement with Nyrstar NV. Talvivaara is listed on the London Stock Exchange Main Market and NASDAQ OMX Helsinki. Further information can be found at www.talvivaara.com. Talvivaara annual results review for the year ended 31 Dec 12 14.2.12: http://hugin.info/136227/R/1678708/547988.pdf This announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients. The owner of this announcement warrants that: (i) the releases contained herein are protected by copyright and other applicable laws; and (ii) they are solely responsible for the content, accuracy and originality of the information contained therein. Source: Talvivaaran Kaivososakeyhtiö Oyj via Thomson Reuters ONE [HUG#1678708]