Sonoro Gold Corp (TSX-V:SGO, OTCQB:SMOFF) has filed a technical report, "NI 43-101 Technical Report for the Preliminary Economic Assessment on the Cerro Caliche Project, Sonora, Mexico," demonstrating the potential for a nine-year open-pit, heap leach mining operation. Key metrics include pre-tax NPV5 of USD $71.4 million, a pre-tax IRR of 59%, and a 9-year LOM producing 297,575 ounces of gold equivalent.