Silverco Files Updated Mineral Resource Report on the Cusi Project

Core Viewpoint - Silverco Mining Ltd. has filed an independent technical report for the Cusi Ag-Au-Pb-Zn Project in Mexico, detailing the mineral resource estimate as of October 20, 2025, with no material differences from previous disclosures [1][2]. Mineral Resource Estimate - The Cusi Project's underground mineral resource estimate includes: - Combined Measured and Indicated Resources: 4.89 million tonnes (Mt) grading 206 grams per tonne (g/t) silver, 0.15 g/t gold, 0.73% lead, and 0.86% zinc, equivalent to 262 g/t AgEq [5]. - Measured Resources: 0.69 Mt with 6.1 million ounces (Moz) of silver, 1.8 thousand ounces (koz) of gold, 5.6 million pounds (Mlbs) of lead, and 6.3 Mlbs of zinc [3][5]. - Indicated Resources: 4.21 Mt with 26.3 Moz of silver, 22.2 koz of gold, 72.7 Mlbs of lead, and 86.5 Mlbs of zinc [5]. - Inferred Resources: 4.07 Mt grading 172 g/t silver, 0.17 g/t gold, 0.89% lead, and 1.20% zinc, totaling 31.7 Moz of AgEq [5]. Technical Report Details - The technical report was prepared by SGS Geological Services and is available on SEDAR+ and the company's website [2]. - The report was peer-reviewed and classified according to the 2014 CIM Definition Standards for Mineral Resources and Mineral Reserves [6]. Project Background - The Cusi Project spans 11,665 hectares and is located in the Sierra Madre Occidental gold-silver belt, featuring existing infrastructure such as a 1,200 ton per day mill [9][10]. - The property has a history of production and hosts multiple significant exploration targets [11].