Copper

Minera Andes announced drill assay results from the January – May 2011 drill program and a development update for the 100% owned Los Azules Copper Project, in San Juan Province, Argentina. Highlights from the recent drilling include a step-out drill hole, located approximately 250 meters west of the resource that returned 0.50% copper over 269 meters, including 0.95% copper over 45 meters. Infill drilling was generally in line with expectations, for example intersecting 0.66% copper over 395 meters and 0.63% copper over 237 meters.

Former Arizona congressman Richard Renzi must face public corruption charges over allegations that he coerced a mining company into buying land from one of his former business partners, a U.S. appeals court ruled on Thursday. Renzi was elected to the U.S. House of Representatives in 2002.

Western Copper Corporation (TSX:WRN)(NYSE Amex:WRN) announced that its Board of Directors has unanimously approved a proposal to undertake a spin-out transaction that would reorganize the business and capital structure of the company into three separate public companies to allow Western Copper to focus on the development of its flagship Casino copper/gold/silver/molybdenum project.

Data out this week show the likes of Goldman Sachs and JP Morgan raking in record revenues of almost $1bn/month in commodity and other trading revenue. A recent study of mining mergers and acquisitions shows the proportion of financial firms – as opposed to other miners – taking over resource companies had increased fourfold. And perhaps the most significant indication that US banking practices honed in the property markets have arrived in minerals is news that star metals traders now command pay as high as $3 million/year.

Colibri Resource Corporation reports final results from a 2400 meter drill program at the Ramard silver project, in Sonora, Mexico. The Ramard property consists of over 4000 hectares of mineral concessions located 100 km north of the city of Hermosillo, Sonora, wholly owned by Colibri's Mexican subsidiary, Minera Halcones. The Ramard property contains numerous historical artisanal silver mine workings.

Ivanhoe Mines' Chief Executive Officer Robert Friedland announced today that the company expects to receive US$502 million from Rio Tinto later today following Rio Tinto's decision to exercise all remaining share-purchase warrants that it holds in Ivanhoe Mines.

Bearing Resources announced that the Company has entered into an option agreement with Eastfield Resources Ltd. ("Eastfield") to earn up to a 65% interest in the 12,113 hectare Zymo copper-gold project ("Zymo"), located 45 kilometres west of the town of Smithers, British Columbia. Exploration work carried out to date at Zymo, including surface sampling, geophysical testing and core drilling has identified a large copper-gold porphyry system. Four distinct porphyry targets have been identified over an open ended nine kilometre by three kilometre area defined by a coincident copper in soil and induced polarization ("IP") chargeability anomaly.

Power supplies have returned to normal in Chile's northern mining heartland after a power grid failure hit some of the world's biggest copper mines earlier on Sunday, the mining minister said. Chilean Energy and Mining Minister Laurence Golborne told Reuters power supplies were back to "100 percent" and that the impact on production in the top global copper producer was expected to be minimal.

BNAmericas reported that Vancouver-based tailings processor Amerigo Resources has resumed operations at its Minera Valle Central complex in central Chile's region VI. The company said that the plant is once again in production, processing both fresh and old tailings from the El Teniente mine. Amerigo halted operations on June 6th 2011 as a result of the ongoing strike by 11,000 contract workers at state copper producer Codelco's El Teniente division. Amerigo's sole business is to process copper and molybdenum tailings from El Teniente, which is by far Codelco's most profitable division.