Marikana Agreement Signed Lonmin Plc (Incorporated in England and Wales) (Registered in the Republic of South Africa under registration number 1969/000015/10) JSE code: LON Issuer Code: LOLMI ISIN : GB0031192486 ("Lonmin") Marikana Agreement Signed Following an all-inclusive negotiation process involving trade unions and delegates of striking employees, Lonmin is pleased to announce that it has reached a settlement and a return to work has been agreed for Thursday (20th September). The agreement was signed in Rustenburg at 22.30 this evening (September 18th). The agreement includes a signing bonus of R2,000 and an average rise in wages of between 11 and 22% for all employees falling within the Category 3-8 bargaining units , effective from 1 October 2012. This includes the previously agreed 9-10% rises for these employees due to come into effect in October 2012. It also addresses issues of promotion for some categories of workers as well as other allowances. The Company will update the Market on the wider implications of the agreement, including its financial impact in due course. Lonmin wishes to thank all those who have played their part in helping deliver this agreement: all the unions involved, the delegate of striking employees, the Commission for Conciliation Mediation and Arbitration, the Government of The Republic of South Africa, and both traditional and religious leaders. Acting Chief Executive Simon Scott said: “These have been difficult and tragic weeks for everyone involved with the Company, the communities living around our operations and the South African nation as a whole. Tonight’s agreement and the subsequent return to work is only one step in a long and difficult process which lies ahead for everyone who has been affected by the events at Marikana, but it is essential in helping secure the futures of our tens of thousands of employees and all those who rely on Lonmin in the region.” - ENDS - GENERAL MEDIA ADDRESS: media@lonmin.com +27 (0)14 571 2060/2055 ENQUIRIES Investors / Analysts: Lonmin Tanya Chikanza (Head of Investor Relations) +27 (0)11 218 8358 / +44 (0)7825 877 934 Media: Cardew Group – London James Clark / Emma Crawshaw +44 (0)20 7930 0777 Sue Vey +27 (0)72 644 9777 Sponsor: J.P. Morgan Equities Limited About Lonmin: Lonmin, which is listed on both the London Stock Exchange and the Johannesburg Stock Exchange, is one of the world’s largest primary producers of Platinum Group Metals (PGMs). These metals are essential for many industrial applications, especially catalytic converters for internal combustion engine emissions, as well as their widespread use in jewellery. Lonmin’s operations are situated in the Bushveld Complex in South Africa, where nearly 80% of global PGM resources are found. The Company creates value for shareholders through mining, refining and marketing PGMs and has a vertically integrated operational structure – from mine to market. Lonmin’s mining operations extract ore from which the Process Division produces refined PGMs for delivery to customers. Underpinning the operations is the Shared Services function which provides high quality levels of support and infrastructure across the operations. For further information please visit our website: http://www.lonmin.com Date: 19/09/2012 07:05:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.