Sierra Leone woos miners to clean energy with $11 billion plan
Most mining firms rely on their own diesel supplies to extract iron ore, diamonds, rutile and bauxite in the resource-rich country.
The Brazilian mining giant says it believes the government is overcharging and will seek a legal review of some of the requested payments RIO DE JANEIRO (Reuters) – Brazilian mining giant Vale (VALE5.SA: Quote) said on Thursday the government is
