Acceptance of Offer for ENRC Corporation Plc

4 October 2013

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, IN OR INTO ANY RESTRICTED JURISDICTIONS OR ANY OTHER JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OF SUCH JURISDICTION.

FOR IMMEDIATE RELEASE

Kazakhmys PLC ("Kazakhmys" or the "Company")

ACCEPTANCE OF OFFER FOR EURASIAN NATURAL RESOURCES CORPORATION PLC ("ENRC")

On 7 August 2013 Eurasian Resources Group B.V. ("Eurasian Resources") posted to ENRC shareholders the offer documentation relating to the offer for the entire issued and to be issued share capital of ENRC (other than the ENRC Shares already held by Eurasian Resources).

Following the passing of the necessary resolutions at the Kazakhmys General Meeting on 2 August 2013, and in accordance with both the Irrevocable Undertaking dated 23 June 2013 and the request of 30 September 2013 by Eurasian Resources for Kazakhmys to accept the Offer, Kazakhmys announces that it has today validly accepted the ENRC Takeover Offer in respect of its entire shareholding in ENRC, representing approximately 26 per cent. of the issued share capital of ENRC.

Capitalised terms used in this announcement but not otherwise defined herein shall have the same meanings given in the Kazakhmys prospectus dated 7 August 2013.

This announcement is not intended to, and does not constitute, or form part of, an offer to sell, purchase or exchange or the solicitation of an offer to sell, purchase or exchange any securities or the solicitation of any vote or approval in any jurisdiction pursuant to the ENRC Takeover Offer or otherwise. The ENRC Takeover Offer has been made solely by means of an Eurasian Resources Offer Document and the forms of acceptance accompanying the Eurasian Resources Offer Document, which contain the full terms and conditions of the ENRC Takeover Offer, including details of how the ENRC Takeover Offer may be accepted. This announcement does not constitute a prospectus or a prospectus equivalent document and Kazakhmys Shares are not being offered to the public by means of this announcement.

For further information please contact:

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6th Floor, Cardinal Place, 100 Victoria Street, London SW1E 5JL, United Kingdom.

Kazakhmys PLC is a leading international natural resources group with significant interests in copper, gold, zinc, silver and power generation.

It is the largest copper producer in Kazakhstan and one of the top worldwide with 16 operating mines, 9concentrators and 2 copper smelters. Kazakhmys Mining's operations are fully integrated from mining ore through to the production of finished copper cathode and rod. Total copper cathode equivalent produced in 2012 from own ore was 292 kt. Production is backed by a captive power supply and significant rail infrastructure.

Kazakhmys Mining produces significant volumes of other metals, including zinc, silver and gold. In 2012, it produced 152 kt of zinc in concentrate. The Group is amongst the largest silver producers in the world with 12.6 Moz produced in 2012.

Kazakhmys Power includes a 50% interest in the coal fired Ekibastuz GRES-1 plant, the largest in Kazakhstan. The plant is undergoing a modernisation programme to take current capacity of 3,000 MW to its nameplate capacity of 4,000 MW. Kazakhmys Power also operates the captive power stations which supply electricity to Kazakhmys Mining.

The Group is listed on the London Stock Exchange, the Kazakhstan Stock Exchange (KASE) and the Hong Kong Stock Exchange (HKSE). It had revenues from continuing operations of $3.4 billion in 2012 with GroupEBITDA of $1.9 billion. The Group employs around 60,000 people, principally in Kazakhstan. The Group's strategic aim is to optimise its current operations, deliver its major growth projects and to participate in the development of the significant natural resource opportunities in Central Asia.