MMX: Technical Report of Serra Azul's Mineral Resources


RIO DE JANEIRO, BRAZIL--(Marketwire - April 6, 2009) - MMX Mineração e Metálicos S.A. (BOVESPA: MMXM3) hereby informs its shareholders and the market in general that a new Technical Report of Serra Azul's mineral resources (AVG/Minerminas) has been concluded, according to the National Instrument NI-43.101 of the Canadian Securities Administrators (CSA). The norms NI-43.101 presents specific technical information for the reserves and resources mineral estimative, which must be obtained through best practice techniques in mineral research, internationally recognized.

The Report was audited by SRK Consulting, a company specialized in geology and independent mining, in accordance to the rules of the Canadian Institute of Mining, Metallurgy and Petroleum (CIM Standards).

The new resource estimate provided in this report was based on exploration data surveyed by MMX up to November 2008 and enables the certification of measured, indicated and inferred resources, in total of 515Mt, which represents an increase of approximately 5 times in relation to resources certificated in 2008, as announced in January 25, 2008.

The current total resources and reserves of Serra Azul are presented on the table below:

Classification                        Volume (Million tons*)
                                      ---------------------
Measured                              108
Indicated                             273
Measured and Indicated                381
Inferred                              134
                                      ---------------------
(*) Tons reported on a wet basis.
The cut-off grade is 22% Fe

Additionally, potential resources were estimated in a range of 140 to 800 million tons. The drilling campaign is still in progress and it aims to certify in 2009 the Bom Sucesso resources, as well as to update the Serra Azul data. The Report is available at the Company's Investor Relations website at www.mmx.com.br/ir.

Contact Information: Contact IR MMX Mineração e Metálicos S.A. Chequer Hanna Bou Habib Investor Relations Officer Priscylla Setimi Investor Relations Tel.: (55 21) 2555-5558 ri@mmx.com.br www.mmx.com.br/ri