Petaquilla Minerals Ltd. (TSX:PTQ)(OTCBB:PTQMF)(FRANKFURT:P7Z) (the "Company") today announced the planned expansion of its production system at its Molejon gold mine facility, located in Panama, by increasing grinding and processing capacity in addition to its on-going construction of a heap leach operation. The new production improvements, when fully implemented, are expected to generate an additional monthly recovery of 7,200 gold ounces. Now at the final stages of implementation, the installation of a third drum scrubber will significantly improve the processing of clays. The additional installation of a new horizontal Carbon-in-Column circuit ("CIC") will increase by 80% the gold adsorption capacity and improve the efficiency of the gold recovery from the milling system as well as from the future heap leach operations. The combined efficiency of the new hydraulic capacity and CIC circuit will translate, as from the third calendar quarter of current 2011, into an increase in production of 1,000tpd and approximately 1,200 ounces of gold, monthly.

Brazilian Gold Corporation (TSX VENTURE:BGC) ("Brazilian Gold" or the "Company") is pleased to announce the closing of its previously announced bought deal private placement, including the full exercise of the $3,003,000 Underwriters' option (the "Offering"). Under the Offering, the Company issued an aggregate of 16,445,000 common shares (the "Common Shares") of the Company at a price of $1.40 per Common Share for gross proceeds of $23,023,000. The Company intends to use the net proceeds of the Offering to advance the Company's gold projects in Northern Brazil, and for general corporate purposes.

Creso Exploration Inc. ("Creso" or the "Corporation") (TSX VENTURE:CXT)(OTCQX:CRXEF)(FRANKFURT:C3X) is pleased to announce that Hunter Dickinson Resources Ltd. ("Hunter Dickinson"), a subsidiary of Hunter Dickinson Inc., has signed an agreement to acquire up to a 69.95% interest in a portion of the Company's Shining Tree property position (the "Project") in NE Ontario. A binding letter agreement ("Letter Agreement") has been executed and is subject to, among other things, completion of due diligence ("Due Diligence") within 60 days.

Osisko Mining Corporation (TSX:OSK)(FRANKFURT:EWX) (“Osisko”) is pleased to provide a revised summary of the annual mine production plan for its 100%-owned Canadian […]

Entrée Gold Inc. (TSX:ETG) has received assay results from three additional deep diamond drill holes on the Ann Mason deposit in the Yerington district of Nevada. Each hole returned long intercepts (584 m to 718 m) averaging 0.38% to 0.42% copper equivalent ("CuEq"). Higher grade intervals were also encountered. Hole locations and cross sections can be viewed at www.entreegold.com.

Ringbolt Ventures Ltd. (the "Company" or "Ringbolt") (TSX VENTURE:RBV)(OCTBB:RNGTF)(FRANKFURT:3OZ) is pleased to announce that it has received a permit to carry out an initial drilling program. The State of Utah, Department of Natural Resources, Division of Oil, Gas, and Mining has approved a "Notice of Intent of Conduct Exploration" for drilling. The planned exploration will primarily consist of drilling to a depth of approximately 5,000 feet to test the potash and salt horizons on one of its state leases.

North American Palladium Ltd. ("NAP" or the "Company") (TSX:PDL)(NYSE Amex:PAL) today released an updated mineral reserve and mineral resource estimate for its Vezza gold project and Sleeping Giant gold mine, located in the Abitibi gold district in Quebec. "We are pleased to see the Vezza gold project advance in accordance with the budget and timeline, as this supports our strategy to organically grow our gold division," said William J. Biggar, President and CEO. "Future growth will come from the continued exploration and development of our advanced gold projects in the Abitibi region, where we have a significant land position and an underutilized mill."

Wolverine Minerals Corp. (TSX-V:WLV) min is pleased to announce that after a comprehensive review of historical information and analysis of the results of last year's programs, it has now finalized its work program and budget for the 2011 field season on the Company's Yukon properties optioned from Strategic Metals Ltd ("Strategic"). Estimated expenditures will be approximately $5 million, with the majority of this work to be focused on eight of the Company's core properties. Through Archer, Cathro & Associates (1981) Limited ("Archer Cathro"), all crews, camps, equipment, drills, helicopters and other necessary supplies have been arranged and the following programs will begin on June 1, 2011: Image by Wolverine Minerals Corp.: DDD-Shamrock property.

Quantum Rare Earth Developments Corp. (TSX-V:QRE) is pleased to announce the filing of an NI 43-101 resource report on the Elk Creek Carbonatite project in Nebraska. The report specifically deals with the core Niobium zone, and does not reflect results of any of the Rare Earth Element zones also located on the property. The report, prepared by Wardrop, A Tetra Tech Company ("Wardrop") will be available on SEDAR and the Company's website shortly. Image by Quantum Rare Earth Developments Corp.

La Quinta Resources Corporation (TSX VENTURE:LAQ) ("La Quinta") is pleased to announce that it has entered into a Letter of Intent (LOI) to acquire the Carruthers Pass, B.C. massive sulfide project from Cariboo Rose Resources Ltd. (TSX VENTURE:CRB) ("Cariboo Rose"). Under the terms of the LOI, the Company can acquire 90% of the project from Cariboo Rose over a six (6) year term by spending $2 million in work commitments on the project, and making payments of $470,000 cash and issuing 2 million shares of the Company's common stock to Cariboo Rose.

Colossus Minerals Inc. (the "Company" or "Colossus")(TSX:CSI) is pleased to announce additional assay results from the 25,000 metre surface drilling program at the Serra Pelada Gold-Platinum-Palladium Project, the Colossus-COOMIGASP Joint Venture located in Para State, Brazil. "Drilling such high-grade gold, platinum and palladium approximately 700 metres down plunge from the outcrop of the Central Mineralized Zone in the historic Serra Pelada pit continues to demonstrate the robustness of this mineralized system," commented Ari Sussman, Colossus CEO. "We wait with great anticipation for early 2012 when construction of the underground decline advances to the point that enables the Company to see the Central Mineralized Zone first hand and extract the first of three 2,500 tonne bulk samples from it."

First Nickel Inc. (“First Nickel” or the “Company”) (TSX:FNI) is pleased to provide an update on its Lockerby Depth Project and its […]