Category: Exploration and Development

Evrim Resources Corp. is pleased to announce that it has signed an option agreement with Inmet Mining Corporation on the Company’s Cardelena copper porphyry project in Sonora, Mexico. Inmet may acquire a 60% interest by conducting C$4,000,000 in exploration and making cash payments totalling C$80,000 over a six-year period.

McEwen Mining Inc. is pleased to announce an updated resource estimate for the El Gallo Complex in Sinaloa State, Mexico, where Phase 1 production is scheduled to begin during the Third Quarter. New drilling by McEwen Mining from November 2010 to April 2012 (approximately 100,000 meters) has increased the level of confidence associated with the mineralization and increased the size of the resource. This update reports both global and in-pit resources. The updated resource estimates were generated using a silver and gold price of US$28.50 and US$1,500 per ounce, respectively.

Mercedes, Mexico – New discovery at Barrancas where drilling has intersected mineralization approximately 600 metres north of Lagunas Norte. Infill drilling at Lupita is confirming the width and grades of mineralization and is expected to continue growth of the measured and indicated mineral resources.

Endeavour Silver Corp. announced on April 15, 2012 that it had entered into an agreement to acquire the El Cubo mine in Guanajuato State, Mexico and the Guadalupe y Calvo property in Chihuahua State, Mexico from AuRico Gold Inc. Endeavour hereby wishes to clarify its technical disclosure for El Cubo and GyC.

Orko Silver Corp. Orko Silver Corp. reports today that technical issues causing delays in the completion of the updated resource estimate have been solved. Orko is anticipating the results of a new independent resource estimate currently being prepared by Mining Plus, an international mining consulting firm later this month.

Starcore International Mines Ltd. is pleased to announce results from drilling at its San Martin Mine in Queretaro, Mexico.

International Northair Mines Ltd. is pleased to announce assay results from 4 infill core holes recently completed in the Las Carolinas Zone of its La Cigarra silver project, located in north central Mexico.

In return for more than doubling its share float, a Halifax junior exploration company has gained access to the equivalent of $1-billion worth of Mexican precious metals, according to an independent report.

Lone Star Gold, Inc. is pleased to announce it has made arrangements with a local processing plant to receive up to 200 tons per day of washed concentrate from the Company’s Tailings Project. The Tailings Project represents 1.2 million tons of mine tailings near the city of Hidalgo Del Parral in the state of Chihuahua, Mexico.

Riverside Resources Inc. and its partner, Sierra Madre Developments are pleased to announce drill results including 20.9 meters of 1.01 g/t gold from the first two drill holes completed as part of the 2012 drill program at the El Capitan Target (a bulk tonnage oxide gold target), which forms part of the Company’s Peñoles Project in Durango, Mexico. Drilling in 2011 tested approximately 60% of the strike extent of the zone and the objective of the current drill program (funded by Sierra Madre) is to test the down-dip extent, further test the westward strike extension, and provide sufficient drill hole density for an initial resource calculation on the El Capitan gold zone.