Category: Exploration and Development

First Majestic Silver Corp. is pleased to announce a new NI 43-101 Technical Report (TR) and Pre-Feasibility Study (PFS) for the Del Toro Silver Mine.

Santacruz Silver Mining Ltd. Santacruz is pleased to provide an update on its Rosario project, located in the mining district of Charcas, San Luis Potosi, Mexico. The environmental permits for both the underground development and mine construction have been received for the Rosario project. This is a positive development for the project as it is the Company’s intention to commission the mill within the first quarter of 2013. Detailed engineering and construction work continues on the project and is on schedule for the Company’s production target timeline.

International Northair Mines Ltd. is pleased to announce assay results from seven core holes recently completed in the Las Carolinas Zone of its La Cigarra silver project, located in north central Mexico.

Southern Silver Exploration Corp. reported today that drilling on the Cerro Las Minitas project, located in Durango State, Mexico, continues to identify thick intervals of high-grade silver-polymetallic mineralization at the Blind Zone deposit. A new zone of gold and copper mineralization has been identified in drill core at the South Skarn area located approximately 1.5 kilometres south east of the Blind zone.

Golden Minerals Company is pleased to announce the results of a Canadian National Instrument 43-101 compliant mineral resource estimate for the Velardena Operations in Mexico which was received yesterday, May 17th. The resource estimate has been prepared under the direct supervision of Robert Sanderfur, PE, of the firm of Chlumsky, Armbrust and Meyer.

Kootenay Silver Inc. is pleased to provide a summary update with respect to its ongoing development activities at its flagship Promontorio Silver Project in Sonora, Mexico.

Southridge Enterprises Inc. is pleased to announce the initial assay results from Trench #7 at Los Compadres. The Company has been actively conducting a trenching and sampling program at their Los Compadres property at Santa Maria del Oro, in Nayarit, Mexico.

Bowmore Exploration Ltd. would like to inform its shareholders that the drill campaign at the “Chivas property” is well underway and that three holes have now been completed. The initial drill program experienced some delays due to technical difficulties encountered by the previous drilling contractor. Therefore a second drill company “Major Drilling Group International Inc.” was contracted to complete the campaign. Samples of the first holes have been sent to ALS Chemex lab in Hermosillo, Mexico and results should be available in the following weeks.

Vancouver, May 17, 2012 – Fortuna Silver Mines Inc. (NYSE: FSM | TSX: FVI | BVL: FVI | Frankfurt: F4S.F) is pleased to announce the launch of its new website at www.fortunasilver.com. The redesigned website offers quick and easy access to company information and new multi-media features including a corporate video and an improved investor’s center.

CM12-411: 314 g/t (9.2 opt) silver with 1.6 g/t gold, 7.6% lead and 14.0% zinc over 4.35 metres
CM12-405: 2,367 g/t (69 opt) silver with, 61.7% lead and 0.2% zinc over 1.71 metres
CM12-397: 157 g/t (4.6 opt) silver with 0.8 g/t gold, 4.7% lead and 10.6% zinc over 5.87 metres
CM12-399: 150 g/t (4.4 opt) silver with 2.2 g/t gold, 3.3% lead and 17.0% zinc over 3.36 metres