PREMIER GOLD MINES LIMITED announces proposed changes to the Company’s Board of Directors, to be effective at the upcoming Annual General Meeting of Shareholders scheduled for 4:00pm, June 28, 2012, at the Toronto Board of Trade. Proposed additions to the Premier team include Mr. Ebe Scherkus as Director and Chairman and Mr. Claude Lemasson as Director. Premier’s current Chairman, Mr Richard J. (Ritch) Hall and Director John A. Pollock will not be standing for re-election.

Capstone Mining Corp. today announced that Korea Resources Corporation’s representative on Capstone’s board of directors has changed. Pursuant to formation of the strategic partnership for the development of the Santo Domingo project and Shareholders Agreement for the project between Capstone and KORES dated June 17, 2011, KORES is entitled to appoint one representative to Capstone’s board.

Mercator Minerals Ltd today announced its financial results for the three months ended March 31, 2012. Revenues in the first quarter 2012 were $65.2 million, an increase of 17% over the first quarter 2010, while gross profit was $17.9 million in the first quarter 2012, an increase of 12% over the comparable three months of 2011. Cash flow from operations (before changes in non-cash working capital items) was $7.1 million in first quarter 2012 as compared to $0.2 million in the same quarter of 2011 and net loss in the first quarter 2012 was $20.5 million ($0.08 per share, basic) or $1.5 million ($nil per share, basic) on an adjusted net income basis*.

Gold Resource Corporation today announced record results for its first quarter ending March 31, 2012, including an increase of 308% production of precious metal gold equivalent and an increase of 281% mine gross profit over the first quarter of 2011. Gold Resource Corporation is a low-cost gold producer with operations in the southern state of Oaxaca, Mexico.

Starcore International Mines Ltd. is pleased to announce that it has entered into an agreement dated May 10, 2012 with Sprott Resource Lending Corp. pursuant to which Sprott Lending will provide the Company with an $11 million credit facility, to be applied to settle Starcore’s forward sales contracts with Investec Bank plc.

FIRST MAJESTIC SILVER CORP. (AG: NYSE; FR: TSX) (the “Company” or “First Majestic”) is pleased to announce the unaudited condensed consolidated interim financial results for the Company for the first quarter ending March 31, 2012. The full version of the financial statements and the management discussion and analysis can be viewed on the Company’s web site at www.firstmajestic.com or on SEDAR at www.sedar.com and on EDGAR at www.sec.gov.

2012 FIRST QUARTER HIGHLIGHTS