Vale fired inspection firm that failed to certify dam: prosecutors

As the extent and depth of its low-grade gold project Cerro Maricunga grows, so follows Atacama Pacific Gold's (TSX-V: ATM) shareprice. Since the start of the year the latter has climbed from around $3 a share to just over $5 as Atacama released a slew of drill intercepts outlining three, semi-contiguous areas of gold mineralization at Cerro Maricunga, 100-km northeast of Copiapo, Chile

Brazil's Vale (VALE5.SA: Quote), the world's largest producer of iron ore, has made an offer to acquire South African miner Metorex Ltd (MTXJ.J: Quote) for 7.5 billion rand ($1.13 billion), the two companies said on Friday. "Under the terms of the offer, if implemented, the Metorex shareholders will receive a cash consideration of 7.35 rand per share," the companies said in a joint statement.

Orocobre Limited (TSX:ORL)(ASX:ORE) is pleased to report that it has produced battery grade lithium carbonate from Salar de Olaroz brines. Orocobre's analysis shows that the lithium carbonate is of greater than 99.9% purity* and of higher purity than the specifications for battery grade material sold by existing producers. This material was produced by refining a lower purity product previously produced at the company's facilities at Olaroz with recirculated brines. As such, the Company considers the material to be representative of what could be expected in commercial production.

Azure Minerals, a Mexico-focused precious and base metals explorer, said today it has entered into an agreement to form a joint venture with a Japanese state-owned corporation to explore the El Tecolote Project in Sonora, Mexico. According to the press release, Japan, Oil, Gas and Metals National Corporation (JOGMEC), a Japanese state-owned entity, will spend $US5 million over three years, in order to earn a 51% interest in El Tecolote. The company can earn another 19% stake by spending a further $8 million, which would take its total equity in the project to 70%.

Compania de Minas Buenaventura S.A.A. (“the Company” or “Buenaventura”) (NYSE: BVN; Lima Stock Exchange: BUE.LM), Peru’s largest publicly-traded precious metals mining company […]

International Minerals Corporation (TSX: IMZ) (SWISS: IMZ) reports updated mineral reserve and resource estimates for the Pallancata silver mine, Peru, jointly owned by IMZ (40% interest) and Hochschild Mining plc ("Hochschild", 60% interest) based on information supplied by Hochschild, the mine operator, as of December 31, 2010.

Crystallex International Corporation (TSX:KRY)(NYSE Amex:KRY) has received notice, dated April 5, 2011, that the NYSE Amex LLC intends to proceed with an […]

Natural resources have become a battleground in Peru’s election campaign where the left wing nationalist frontrunner wants more state control over country’s […]

The Brazilian group, which produced 311m tonnes last year has previously said it is planning to raise its annual output to 522m […]