Day: October 16, 2012

Catalyst Copper Corp. today announced an updated Measured plus Indicated Resource of 408 million tonnes grading 0.41% Cu; 0.03 g/t Au; 2.4 g/t Ag at the La Verde copper porphyry deposit in Michoacán State, Mexico. This resource is estimated to contain 3.7 billion lbs of copper; 446,000 oz of gold; 31.7 million oz of silver. In addition, Inferred Mineral Resources are estimated at 338 million tonnes grading 0.37% Cu; 0.02 g/t Au; 1.9 g/t Ag and estimated to contain 2.7 billion lbs of copper; 250,000 oz of gold; 21.0 million oz of silver.

Excalibur Resources Ltd. is pleased to announce that it has initiated a regional exploration work program on the claims owned by its 49% owned subsidiary Minera Catanava S.A. de C.V. which is 51% owned by Minera Apolo S.A de C.V. In parallel with the results of ‘bulk samples’ processed through the recently completed gravimetric plant, the focus of the work program is to systematically map, sample and drill the current areas of mining, namely the Camino and San Gil veins, as well as the future areas of production and mineralized zones in order to establish an NI 43-101 compliant resource. Continuous chip channel sampling of veins in underground workings and at surface will be a key component of the work program.

International Northair Mines Ltd. is pleased to announce the receipt of continued positive results from the latest metallurgical test work carried out on samples from the La Cigarra silver project, located in north central Mexico. Recoveries of silver range from 85% to 90%.

Minaurum Gold Inc. is pleased to report that it has amended the terms of its option agreements on the Jackie and El Porfido projects. The amended terms extend the payment schedule and provide Minaurum with increased flexibility managing its cash resources as it advances its projects in the Guerrero Gold Belt toward drilling.