General Meeting Circular Posted 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") REGULATORY RELEASE 18 August 2014 Circular re General Meeting Lonmin Plc (“Lonmin” or “the Company”) announced the terms of a Black Economic Empowerment transaction on 30 July 2014, certain aspects of which required approval by its shareholders. In that announcement the Company indicated its intention to convene a General Meeting to seek the necessary approvals. Lonmin has today posted to shareholders, and has submitted to the National Storage Mechanism, a copy of the Circular relating to a General Meeting to be held on 11 September 2014 and Forms of Proxy for shareholders on the UK and SA registers in relation to that General Meeting. These documents will shortly be available for inspection on the National Storage Mechanism at www.morningstar.co.uk/uk/NSM . The Circular relating to the General Meeting is now available to view or download in pdf format from the Company’s website www.lonmin.com. - ENDS – Sponsor : J.P. Morgan Equities South Africa (Pty) Ltd ENQUIRIES Investors / Analysts: Lonmin Tanya Chikanza +27 11 218 8300/+44 20 7201 6007 Floyd Sibandze +27 11 218 8300 Media: Cardew Group Anthony Cardew / James Clark +44 20 7930 0777 Sue Vey +27 72 644 9777 Financial Adviser to Lonmin The Standard Bank of South Africa Limited Notes to editors 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 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 producing assets are situated in the Bushveld Complex in South Africa, where nearly 80% of known 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: 18/08/2014 11:23:00 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.