MAG Silver Corp. announces the Company’s unaudited financial results for the three and six months ended June 30, 2011. For complete details of the Second Quarter Unaudited Condensed Interim Consolidated Financial Statements and related Management’s Discussion and Analysis, please see the Company’s filings on SEDAR (www.sedar.com) or on EDGAR (www.sec.gov). All amounts herein are reported in Canadian dollars unless otherwise specified.

Proceeds will go toward funding pre-feasibility data collection at its flagship Tahuehueto project, as well as exploration activities at the Jocuixtita silver project, and for general corporate purposes, including continued marketing of the company within North America and abroad.

TORONTO, ONTARIO–(Marketwire – August 15, 2011) – Excalibur Resources Ltd. (CNSX:XBR)(FRANKFURT WKN:A0MMDH) (the “Company”) announces that, further to news releases dated May 18, 2011 and July 15, 2011, it has completed a first tranche of a private placement of 5,780,000 Units at $0.10 per Unit. Each Unit consists of one common share and one share purchase warrant, exercisable to acquire an additional common share at $0.15 per share until August 12, 2013 and at $0.20 per share until August 12, 2013. No finder’s fees were paid in respect of this tranche.

TORONTO, ONTARIO–(Marketwire – Aug. 15, 2011) – Argonaut Gold Inc. (TSX:AR) (“Argonaut” or the “Company”) announces financial and operating results for the second quarter ended June 30, 2011. All dollar amounts are expressed in United States dollars unless otherwise specified. All financial results are presented in accordance with IFRS, unless otherwise noted.

THOMPSON FALLS, Mont., Aug 15, 2011 (BUSINESS WIRE) — United States Antimony Corporation (“USAC”, OTCBB “uamy.ob”) reported all-time record revenues for the third consecutive quarter and, despite heavy start-up expenses in Mexico, maintained profitability. Second quarter revenues for 2011 were $3,050,002 and net income was $86,428 compared to revenues of $2,090,173 for 2010 and net income of $204,587.

Capstone Mining Corp. today announced its financial results for the three and six months ended June 30, 2011. Net earnings for the quarter were $15.5 million and cash flow from operating activities was $29.7 million. Capstone ended the quarter with cash on hand of $506.6 million and no long-term debt. Copper production for the quarter at Capstone’s two operating mines, Cozamin and Minto, totalled 20.5 million pounds of payable copper at an estimated total cash cost1 of $1.31 per payable pound.

Zaruma Resources Inc., (TSXV-ZMR), (the “Company” or “Zaruma”) is pleased to announce the appointment of Keith R. Hulley as a new member of the Board of Directors and Chairman of the Company’s Operating Committee, and J. Robert McNair as the Chief Operating Officer of the Company. The appointments are subject to the approval of the TSX Venture Exchange.

VANCOUVER, BRITISH COLUMBIA–(Marketwire – Aug. 11, 2011) – GREAT PANTHER SILVER LIMITED (TSX:GPR)(NYSE Amex:GPL) (the “Company”) announces the financial results for the Company’s quarter ended June 30, 2011. This is the first financial year where the Company has prepared its consolidated interim unaudited financial statements using International Financial Reporting Standards (“IFRS”). The full version of the financial statements and management’s discussion and analysis can be viewed on the Company’s web site at www.greatpanther.com or on SEDAR at www.sedar.com.

Timmins Gold Corp. (TSE:TMM) reported Thursday preliminary production results for its fiscal first quarter, with gold sales rising 59% year-over-year.

Primero Mining Corp. (“Primero” or the “Company”) (TSX: P) is pleased to announce that its common shares have been authorized for listing on the New York Stock Exchange (NYSE). The Company anticipates its common shares will begin trading on the NYSE on Monday, August 15, 2011, under the trading symbol “PPP”. The Company will retain its listing on the Toronto Stock Exchange (TSX) in Canada under the trading symbol “P”.