Exhibit 15.4

Monday, 23^rd March 2009

Companhia Vale do Rio Doce
Avenida Graça Aranha, 26
20005-900 Rio de Janeiro, RJ
Brasil

Ladies and Gentlemen:

MB Mining Consultants hereby consents to being named in the Annual Report on Form 20-F of Companhia Vale do Rio Doce (“Vale”) for the year ended December 31, 2008 (the “2008 20-F”) in reference to our preparation of estimates of Vale’s Australian coal reserves as of December 31, 2007.

We also consent to the incorporation by reference of the 2008 20-F into (a) the Registration Statement on Form F-3 of Vale (File No. 333-138617) and Vale Overseas Limited (File No. 333-138617-01) and (b) the Registration Statement on Form F-3 of Vale (File No. 333-143857) and Vale Capital Limited (File No. 333-143857-01), in each case including all amendments thereto.

Yours faithfully,

Mark Bowater

Director

MB Mining Consultants