MMX Minas-Rio Receives the Construction License for Its Slurry Pipeline

RIO DE JANEIRO, BRAZIL (BOVESPA: MMXM3) (TSX: XMM), in compliance with article 157 of Law 6,404/76, and CVM Instruction 358/02, hereby makes the following public announcement:

The Ibama-Federal Environmental Agency issued on March 7, 2008 the Construction License 492/2008 to MMX Minas-Rio Mineração S.A. ("MMX Minas-Rio"), a Company's subsidiary, authorizing the opening of the construction work site, the pipe storage yard and the access to pumping station 01 of the MMX Minas-Rio slurry pipeline ("Pipeline").

The Pipeline will connect the MMX Minas-Rio mines, located in the state of Minas Gerais, to the Açu Port, a Port Terminal that is under construction by LLX Minas-Rio Logística Comercial Exportadora S.A. ("LLX Minas-Rio"), on the northeast of the State of Rio de Janeiro. The Pipeline will initially have the capacity to transport 26.6 million tons of pellet feed per year and will cover a distance of 525km, crossing 32 municipalities.

The issuance of the Construction License enables MMX Minas-Rio to prepare for the construction of the project. All other civil works along the Pipeline course will commence as soon as the complementary environmental license for the full construction is granted.

The Company owns 51% of the shares of capital stock of MMX Minas-Rio and 51% of LLX Minas-Rio, through its subsidiary LLX Logística S.A.

For more information, please e-mail us at [e-mail].

Rio de Janeiro, March 10, 2008

Luiz Rodolfo Landim Machado
Executive President and Investor Relations Officer
MMX Mineração e Metálicos S.A.

MMX - Investor Relations Elizabeth Cruz / Gina Pinto Tel. [phone] Email Contact www.mmx.com.br/ri