DENVER, April 12, 2011 /PRNewswire/ — Gold Resource Corporation (GORO) (NYSE Amex: GORO) today announced the acceptance of its CFO’s resignation who has taken a full-time position with another company. Gold Resource Corporation is a low-cost gold producer with operations in the southern state of Oaxaca, Mexico.

VANCOUVER, April 11 /CNW/ – Silver Wheaton Corp. (“Silver Wheaton” or the “Company”) (TSX: SLW) (NYSE: SLW) is pleased to announce that Randy Smallwood, currently the Company’s President, has been appointed Chief Executive Officer. He will replace Peter Barnes, who has resigned effective April 11, 2011. As part of the transition process, Mr. Barnes has agreed to enter into a consulting agreement with Silver Wheaton.

NEW YORK (TheStreet) — Gammon Gold (NYSE:GRS) hit a new 52-week high Monday as it is currently trading at $10.67, above its previous 52-week high of $10.52 with 96,889 shares traded as of 9:31 a.m. ET. Average volume has been 1.7 million shares over the past 30 days.

The Toronto-based gold and silver mining company expects to produce 255,000 to 290,000 gold equivalent ounces at a total cash costs of US$455 to US$485 per gold equivalent ounce in 2011, assuming a gold equivalency ratio of 55 to 1.

North America’s largest iron-ore producer,Cliffs Natural Resources Inc. (CLF – Analyst Report), reached an agreement with steel giant ArcelorMittal (MT – Snapshot Report) to settle disputes over price reopener entitlements for 2009 and 2010 and pellet. Cliffs will get a payment of around $250 million to $270 million after reaching an agreement with ArcelorMittal.

Metalline Mining Company is pleased to announce the appointment of Sean Fallis as Chief Financial Officer effective April 15, 2011. Mr. Fallis was hired in February 2011 as VP of Finance. Mr. Fallis is a Chartered Accountant and was formerly the corporate controller of gold producer Rusoro Mining Ltd. Prior to Rusoro Mining Ltd. Mr. Fallis worked with Canadian and United States publically listed companies in the audit and assurance practice of PricewaterhouseCoopers where Mr. Fallis focused on clients in the mining industry.

Arian Silver (LON:AGQ) , the AIM quoted silver mining company working on projects in the silver belt of Mexico, has boosted its exploration strategy with a new laboratory installed and now operational at its 100%-owned San Jose property in Zacatecas State. The new lab will mean that Arian can significantly speed up the analysis of samples taken from ongoing exploration work on the San Jose Vein. Arian has already produced 200 tonnes of silver concentrate from San Jose since production started last September. In today’s update it said it had improved the efficiency at its mill by adding an impact crusher and this had increased the composite grade of its concentrate to around 550 ounces per tonne.

Vancouver, Canada – April 11, 2011 – Endeavour Silver Corp. (TSX: EDR, NYSE: EXK, Frankfurt: EJD) announced today that the Company set new records for silver and gold production in the First Quarter, 2011 from the Company’s two operating silver mines in Mexico, the Guanacevi Mine in Durango State and the Guanajuato Mine in Guanajuato State.

Aurcana Corp. (TSXV:AUN). Mineral explorer/developer. Down seven cents, or 8.14 per cent, at 79 cents on 19,470,277 shares. The Vancouver-based company’s stock slipped despite reporting record production in the first quarter at its La Negra silver mine in Mexico.

Gammon Gold Inc. (GAM.TO: News ) announced the completion of Capital Gold Corp. (CGC.TO: News ) acquisition. Capital Gold will operate as a subsidiary of Gammon Gold.