Copper

SYDNEY, Aug. 31, 2011 /PRNewswire/ -- Vice President of Litigation BHP Billiton, Mr Damian Lovellhas today welcomed the introduction of the new ACICA Arbitration Rules designed to speed up the resolution of cross border and international commercial disputes. Mr Lovell, who is responsible for the dispute resolution strategy for the world's largest diversified mining company, said it is standard practice for BHP Billiton to include arbitration clauses in its cross border contracts:

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 31, 2011) - Nevsun Resources Ltd. (TSX:NSU)(NYSE Amex:NSU) is pleased to report the assays from the forty-three diamond drill holes at the hanging wall copper zone within its Bisha mining license in Eritrea. The hanging wall copper zone is immediately west of the Bisha Main deposit and partially within the current open pit limit but it is not included in the current resource or reserve estimate for Bisha.

Strike action involving 4000 BHP employees has nothing to do with money, a union boss says. Workers employed at seven BHP mines in Queensland will walk off the job this week after enterprise bargaining negotiations stalled.

Iron ore could soon become a leading economic indicator in emerging markets such as China, since the absence of speculative froth makes the sandy steelmaking raw material a better gauge of demand than industrial metals like copper.

ABB, leading power and automation technology group, was recently contracted to supply the drive system for a new semi-autogenous grinding (SAG) mill at Neves Corvo, Portugal.

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 30, 2011) - Further to the press release dated July 27, 2011, Nortec Minerals Corp. (TSX VENTURE:NVT)(PINK SHEETS:NMNZF)(FRANKFURT:WMQ) ("Nortec" or the "Company"), is pleased to announce that it has signed an Option and Joint Venture Agreement ("OA") with Otterburn Ventures Inc. (CSNX:OTB) ("Otterburn"). The OA gives Otterburn the option to earn up to an 80% interest in Nortec's Läntinen Koillismaa project, a 100 % owned palladium-platinum–gold–copper-nickel property ("LK Project"), located in north central Finland.

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 30, 2011) - Empire Mining Corporation (TSX VENTURE:EPC) ("Empire") is pleased to provide an update on the Demirtepe Project in western Turkey where drilling by Empire has consistently encountered significant grades and intervals of copper-gold-silver and molybdenum skarn mineralization in the Main Zone, including Discovery Hole DTH-001 which intersected2.02% copper, 0.96 g/t gold and 21.64 g/t silver over 47.35 m from 112.2 m to 159.55 m, including 8.0 m of 9.1% copper, 4.68 g/t gold and 95.3 g/t silver.

MOUNT PEARL, NEWFOUNDLAND--(Marketwire - Aug. 30, 2011) - Cornerstone Capital Resources Inc. ("Cornerstone") (TSX VENTURE:CGP) (FRANKFURT:GWN) (BERLIN:GWN) (PINK SHEETS:CTNXF) announced today preliminary results for the ongoing exploration program at the La Fortuna copper-silver project located in the Valparaíso Region of central Chile, approximately 100 km north of Santiago.

Peru's government and miners are discussing the implementation of at least two different rate scales for a new royalty payment system