Technical report of MMX Corumbá’s Mineral Resources and Reserves

MMX Mineração e Metálicos S.A. hereby informs its shareholders and investors that a new Technical Report of MMX Corumbá Mineração Ltda.(MMX Corumbá) mineral resources and reserves has been concluded.

The report was audited by SRK Consulting, an independent company specialized in geology and mining, and was carried out in accordance with the standards set by the Canadian Institute of Mining, Metallurgy and Petroleum (CIM Standards) and by the National Instrument 43-101 of the Canadian Securities Administrators (NI 43-101).

This report presents the resources of the Urucum NE area, which reached 70 million tonnes of estimated mineral resources, in addition to the resources previously disclosed for Mine 63.

The resource estimate provided in this report was based on exploration data surveyed up to September 2007, and presents the results for the two areas — Mine 63, currently in operation, and the Urucum NE exploration target.

The resources and reserves of Mine 63 were not revaluated; they were adjusted to reflect the exclusion of the quantities mined from January to September 2007.