Anglogold Ashanti Signs Heads of Agreement with Antofagasta Plc AngloGold Ashanti Limited Incorporated in the Republic of South Africa Registration Number: 1944/017354/06) ISIN Number: ZAE000043485 JSE Share Code: ANG ("AngloGold Ashanti/Company") ANGLOGOLD ASHANTI SIGNS HEADS OF AGREEMENT WITH ANTOFAGASTA PLC AngloGold Ashanti Ltd is pleased to announce the signing of a Heads of Agreement with LSE-listed Antofagasta PLC to jointly explore a highly prospective belt in Southern Colombia for new gold and copper deposits. AngloGold Ashanti will include all of its mineral applications, contracts, and third-party contracts within the area of interest in the new joint venture. Under the terms of the agreement, Antofagasta will commit to fund a minimum of US$1.3m of exploration within 12 months of the signing of the agreement, with the option of investing an additional US$6.7m within four years of the commencement date of the agreement in order to earn-in to 50% of the joint venture. Once Antofagasta has earned into its 50% interest, a joint management committee will determine which properties are "copper-dominant" and which are "gold-dominant" and, by funding bankable feasibility studies within eight years of the commencement date of this agreement, Antofagasta and AngloGold Ashanti will have the right to increase their interests in copper-dominant and gold- dominant properties, respectively, by an additional 20%. Commenting on the transaction, Executive Officer: Business Development Richard Duffy said, `Our new relationship with Antofagasta reflects our continuing commitment to expediently exploring our extensive land position in Colombia, both through our own programme and, in some areas of our concession, in partnership with other companies, thereby continuing to leverage our significant first-mover advantage in this highly prospective region." Ends Johannesburg 14 July 2006 JSE Sponsor: UBS Date: 14/07/2006 12:19:13 PM Supplied by www.sharenet.co.za Produced by the JSE SENS Department