Millrock and First Quantum Report on Drilling at the Dry Mountain Project, Safford Copper District, Arizona

VANCOUVER, BRITISH COLUMBIA–(Marketwired – May 10, 2013) – Millrock Resources Inc. (TSX VENTURE:MRO) (“Millrock” or “the Company”) reports that a single drill hole has been completed at its Dry Mountain project in Arizona. The project is a joint venture between Millrock and First Quantum Minerals Ltd. (“First Quantum”) (TSX:FM)(LSE:FQM) following First Quantum’s recent acquisition of Inmet Mining Corporation. The hole was completed to a depth of 1,165.9 m to test for a porphyry copper deposit buried beneath Quaternary alluvium and Tertiary cover rocks. The favourable Laramide rocks were intersected at approximately 900 m below surface. No copper mineralization was intersected and no evidence of hydrothermal alteration of significance was observed.

Source: http://www.marketwire.com/mw/release.do?id=1789500&sourceType=3