Category: Exploration and Development

Colibri Resource Corporation is pleased to provide an update of exploration activities at the 506 hectare Evelyn Gold Project, near the town of Caborca in Sonora, Mexico. Evelyn is located approximately 13 kilometres to the northeast of the Noche Buena Gold Mine (Minera Penmont JV – Fresnillo PLC 56%, Newmont USA Ltd. 44%), and about 20 kilometres to the northwest of the Company’s Colibri/Pitaya Gold Project. The conceptual target at Evelyn is orogenic-style gold mineralization, similar to other projects in the Caborca area. The project has small scale historic artisanal gold workings on northeast and northwest-trending vein structures in altered and locally schistose volcanic host rock.

Evrim Resources Corp. is pleased to report results from the Phase 2 drill program at the Suaqui Verde copper-molybdenum porphyry project in Sonora, Mexico. Evrim and exploration partner First Quantum Minerals Ltd. have received assay results for five drill holes totaling 3,221 metres of an expanded 2,300 metre drill program. This follow-up program was designed to expand on mineralized zones encountered in Phase 1 drilling and to test exposed targets within the Adriana system and geophysical targets within the surrounding basin.

Mr. George A. Brown, President of MacMillan Minerals Inc., is very pleased to announce that the Company has received the title documents for each of the five concessions being sought by the Company. Applications for these five concessions were originally filed by the Company through the normal staking process. Due to competing applications filed by other interested parties on the same day as these claims became available for staking, the concessions became subject to the regulatory lottery process. These five concessions have been awarded to the Company as the winner of this lottery process.

SilverCrest Mines Inc. is pleased to announce updated Reserve and Resource estimations for its Santa Elena Mine in Sonora, Mexico. The updated Probable Reserves (underground, open pit and leach pad) are estimated at 8.2 million tonnes grading 74.9 gpt Ag and 1.24 gpt Au containing 19.7 million ounces of silver and 327,430 ounces of gold, representing a 103% increase in contained silver and 50% increase in contained gold over previous Probable Reserves stated below. Updated Indicated Resources (exclusive of Probable Reserves) are estimated at 2.1 million tonnes grading 114.9 gpt Ag and 1.69 gpt Au containing 7.9 million ounce of silver and 116,000 ounces of gold, representing a 127% increase in contained silver and 99% increase in contained gold over previous Indicated Resources stated below. Details of the updated Reserves and Resources are summarized in the following tables and will be included in the Santa Elena Expansion Pre-Feasibility Study to be filed on SEDAR within 45 days of this release.

Oceanus Resources Corporation is pleased to report results from underground and surface channel samples collected within the Dos Hermanos zone, one of seven gold bearing zones identified on the La Lajita Property, have returned high grade gold over significant widths. Highlighted assay results include the following;

Chihuahua, Chihuahua.- Los ochocientos empleados de la compañía minera Frisco de San Francisco del Oro decidirán mañana mediante votación si levantan la huelga; si 401 deciden volver al trabajo, la huelga deberá disolverse.

Mexican-focused Azure Minerals Limited is pleased to provide an update on the drilling programs currently underway at its Cascada and La Tortuga projects.

US Precious Metals, Inc. reports that May 22, 2013 it entered into an agreement with Mesa Acquisitions Group, LLC. in association with Alba Petroleos ( www.albapetroleos.com.sv ) to further explore and develop USPRs Mexican concessions.

Sierra Metals Inc. is pleased to report that the Company is on track to triple production at its Cusi property during 2013. Development of new access drifts at the La India mine and Minerva Mine is on time and daily production is now double that of 2012. The Cusi operation is scheduled to continue to expand and reach production of at least 500 tonnes per day within 4 months.

Canasil Resources Inc. announces that the Company and MAG Silver Corp. have signed a binding Letter Agreement providing for MAG to earn up to a 70% interest in Canasil’s Salamandra silver-copper-zinc-lead project in Durango State, Mexico. The project is located close to the city of Durango and 80 kilometres on trend northwest of the San Martin-Sabinas mining district, the largest underground silver-copper-zinc deposit in Mexico, owned by Grupo Mexico and Penoles.