Zinc

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.

China said on Wednesday that it would appeal against a World Trade Organisation ruling that it illegally restricted exports of certain rare and speciality metals and minerals including bauxite, coking coal, fluorspar, magnesium, manganese, silicon metal, silicon carbide, yellow phosphorus and zinc. The United States, European Union and Mexico argued that the minerals are key inputs for numerous industries and any cut in supplies could lead to sharp spikes in world prices. The complainants fear a similar situation to rare earths where the price of certain elements have tripled thanks to export cuts and China's virtual monopoly on production.

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