Rainbow Block Exploration Program Expansion

authorized to proceed

Silver Bow Mining received authorization from Montana DEQ to proceed with Amendment 2 to its Exploration License No. 00857 at the Rainbow Block project in Butte, Montana. The authorization enables expanded surface and underground exploration activities including development of a 6,000-foot underground decline, construction of seven new surface drill pads, drilling of up to 53 surface core holes totaling approximately 102,000 feet, underground drilling, bulk sampling of up to 10,000 tons of mineralized material, and stockpiling of development rock. The project aims to further define and evaluate the mineral deposit, targeting up to 11 U.S.-designated critical minerals.