Communicators

Sibanye successfully concludes the acquisition of Stillwater

Westonaria, 4 May 2017: Shareholders are referred to the announcements released on the stock exchange news service on 25 April 2017 and 26 April 2017, confirming the approval of the proposed acquisition by Sibanye of the entire issued share capital of Stillwater Mining Company (“Stillwater”) (the “Transaction”) by the shareholders of both Sibanye and Stillwater and that the Transaction, at the time of those announcements, was still subject to certain customary closing conditions set forth in the Merger Agreement (“Closing Conditions”).

Sibanye is pleased to announce that all the Closing Conditions to the Transaction have been satisfied or waived, and that Sibanye has successfully concluded the acquisition of Stillwater.

For more information on the Transaction, please refer to the Sibanye website at https://www.sibanyegold.co.za/investors/transactions/stillwater-acquisition/overview.

Sibanye Investor Relations Contact: James Wellsted

SVP Investor Relations

Sibanye Gold Limited

+27 (0) 83 453 4014 james.wellsted@sibanyegold.co.za

Sponsor

J.P. Morgan Equities South Africa Proprietary Limited

Sibanye Gold Limited

Reg. 2002/031431/06

Business Address:

Libanon Business Park

1 Hospital Street

(Off Cedar Ave)

Libanon, Westonaria, 1780

Postal Address:

Private Bag X5

Westonaria, 1780

Tel +27 11 278 9600

Fax +27 11 278 9863

Forward-looking Statements

This announcement includes “forward-looking statements” within the meaning of the “safe harbour” provisions

of the United States Private Securities Litigation Reform Act of 1995.

These forward-looking statements, wherever they may occur in this announcement, are necessarily estimates reflecting the best judgment of the senior management and directors of Sibanye, and involve a number of known and unknown risks and uncertainties that could cause actual results, performance or achievements of the Sibanye Group to differ materially from those suggested by the forward-looking statements. As a consequence, these forward-looking statements should be considered in light of various important factors that could cause the actual results to differ materially from estimates or projections contained in the forward- looking statements. Further details of potential risks and uncertainties affecting Sibanye are described in Sibanye’s filings with the JSE and the SEC, including in Sibanye’s Annual Report on Form 20-F, for the fiscal year ended 31 December 2016 and the Integrated Annual Report 2016. These forward-looking statements speak only as of the date of this announcement. Neither Sibanye nor Stillwater undertake any obligation to update publicly or release any revisions to these forward-looking statements to reflect events or circumstances after the date of this announcement or to reflect the occurrence of unanticipated events, except as required by law.

About Sibanye Gold Limited

Sibanye is an independent mining group domiciled in South Africa. It currently owns and operates

gold, uranium  and  platinum  group  metals  (“PGMs”) operations  and  projects  throughout  the

Witwatersrand Basin and the western limb of the Bushveld Complex in South Africa.   In addition, Sibanye is a 50 percent joint venture partner in Mimosa, a PGM operation in Zimbabwe. Sibanye is the largest individual South African producer of gold, one of the ten largest gold producers globally and the world’s fifth largest producer of PGMs. Sibanye’s corporate office is located close to Westonaria, in the province of Gauteng, near its West Wits operations. Sibanye’s shares are traded on the JSE under the symbol “SGL” and its American Depositary Receipts are traded on the NYSE under the symbol “SBGL”.

About Stillwater Mining Company

Stillwater Mining Company is the only U.S. miner of PGMs and the largest primary producer of PGMs outside of South Africa and the Russian Federation. PGMs are rare precious metals used in a wide variety of applications, including automobile catalysts, fuel cells, hydrogen purification, electronics, jewelry, dentistry, medicine and coinage. Stillwater is engaged in the development, extraction and processing of PGMs from a geological formation in south-central Montana recognized as the J-M Reef. The J-M Reef is the only known significant source of PGMs in the U.S. and the highest-grade PGM resource known in the world. Stillwater also recycles PGMs from spent catalytic converters and other industrial sources. Stillwater owns the Marathon PGM-copper deposit in Ontario, Canada, and the Altar porphyry copper-gold deposit located in the San Juan province of Argentina.