Oroco Announces 22.2% After-tax IRR and $1.48 Billion NPV for its Santo Tomas Project

Vancouver, Canada, Aug. 20, 2024 (GLOBE NEWSWIRE) -- Oroco Resource Corporation. (“Oroco” or the “Company”) (TSXV: OCO; OTCQB: ORRCF, BF: OR6) is pleased to announce a revised Preliminary Economic Assessment (“PEA”) and updated Mineral Resource Estimate (“MRE”) for the North Zone and South Zone of its Santo Tomas Porphyry Copper Project (“Santo Tomas” or the “Project”) in Sinaloa State, Mexico. The PEA is based on a staged open pit mine and processing plant achieving 60,000 tonnes per day (“t/d”) production in year 1 and expanding to 120,000 t/d in year 8 over a 22.6-year Life of Mine (“LOM”). Production is preceded by two years of construction and one concurrent year of pre-stripping. The PEA has been prepared by Ausenco Engineering USA South Inc. (“Ausenco”). The updated MRE and geologic model were prepared by SRK Consulting (U.S.), Inc. of Denver, Colorado and SRK Consulting (Canada) Inc., Vancouver, BC (jointly “SRK”). SRK (Canada) was responsible for geotechnical modeling. The mine planning and mine costs components of the PEA were prepared by SRK (U.S.).

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