MMX Rejects Accusation of Environmental Crime

RIO DE JANEIRO, BRAZIL, Jul 22 (MARKET WIRE) --
MMX Mineracao e Metalicos S.A. ("MMX" or the "Company") (BOVESPA: MMXM3)
(TSX: XMM), in the light of news recently published by the press
regarding supposed illegal practices in the Company's charcoal purchasing
procedures for MMX Metalicos Corumba Ltda., hereby publicly declares that:

MMX acknowledges the legitimacy of the Brazilian society's concern in
relation to the production and sale of charcoal and recognizes that this
attitude reflects the country's desire to protect its natural heritage. In
view of this, MMX clarifies that all the charcoal purchasing procedures
adopted by the Company complies with the law and represents its commitment
to develop its activities in accordance with the law and with the highest
environmental and employment standards.

MMX is unaware of any investigative procedure by the Federal Police and
the Federal Public District that could link the Company's activities to
crimes, such as fraud, bribery or the falsification of documents, the
practice of which or participation in which the Company strongly refutes.

Aiming at total transparency, MMX has decided to make its procedures and
documents related to the charcoal purchase in Mato Grosso do Sul State
available for public appreciation. Therefore, the Company will hire an
audit to be performed by an independent and recognized company, committing
itself to make the results of this work public. Furthermore, the Company
proposes to discuss the scope of the audit by means of a public meeting
with the civil society.

Remaining loyal to its commitment to the environment, MMX affirms that it
shall take all and every appropriate and necessary measures to guarantee
complete and unrestricted compliance with the environmental laws, aiming
at ensuring the standards of environmental excellence on which its
activities have always been based.

MMX seeks to bring clarification to the Brazilian society, in line with
its own principles and values, which the basic premise is transparency as
a way to build sustainability.

MMX Mineracao e Metalicos S.A.

Nelson Jose Guitti Guimaraes
Chief Financial and Investor Relations Officer

Copyright 2008, Market Wire, All rights reserved.

-0-