Below is an illustration of the OZ Minerals structure, including all operational subsidiaries.

OZ Minerals has a number of equity investments in other mining and exploration companies.

The holdings are as follows as at 15 May 2009:

• Toro Energy (287.4 million shares) is one of the largest listed Australian uranium exploration and development companies. In October 2008, Toro announced a 1:3.8 renounceable rights issue in which the company took up its full entitlement and now owns 51.7 per cent of Toro
• Minotaur Exploration (7.0 million shares) holds the non-Prominent Hill assets of the former Minotaur Resources as well as other exploration projects in Australia. OZ Minerals owns approximately 10 per cent of Minotaur Exploration
• Royalco Resources Ltd (10 million shares) holds a number of royalty interests in gold and base metal assets in New Zealand and the former Philippines exploration assets of Oxiana
• EMED Mining (27 million shares) holds the former Cyprus exploration interests of Oxiana.
• Beadell Resources (12.8 million shares) an exploration Company that includes the former exploration assets of Agincourt Resources
• Apex Minerals (9.5 million shares) an exploration Company that owns the Wiluna gold mine formerly owned by Oxiana
• Strategic Minerals (5.6 million shares) owns the Woolgar gold project in central North Queensland

For information on changes to OZ Minerals structure and operations since 31 December 2008 see www.ozminerals.com